iDefense Security Advisory 05.24.11 - Remote exploitation of a stack buffer overflow vulnerability in IBM Corp.'s Lotus Notes could allow an attacker to execute arbitrary code in the context of the current user. The vulnerability occurs during the processing of hyperlink information contained within a Microsoft Office Document (DOC) file. The hyperlink may be crafted in a manner which can cause a strcpy function call to overflow the bounds of a stack buffer. This condition may lead to arbitrary code execution. Lotus Notes versions 6.0, 6.5, 7.0, 8.0, 8.5 are vulnerable.
b15fb89627d7d366ecb6420f9f310e69bae8829c1cf7710622a7e5e5358e3e65iDefense Security Advisory 05.24.11 - Remote exploitation of a stack buffer overflow vulnerability in IBM Corp.'s Lotus Notes could allow an attacker to execute arbitrary code in the context of the current user. The vulnerability occurs during the processing of hyperlink information contained within a Rich Text Format (RTF) document. The hyperlink may be crafted in a manner which can cause a strcpy function call to overflow the bounds of a stack buffer. This condition may lead to arbitrary code execution. Lotus Notes versions 6.0, 6.5, 7.0, 8.0, 8.5 are vulnerable.
91558b82ec933f7adde1fcb12364cda4ebd05a89100271d7b360fcdea95e4c7diDefense Security Advisory 04.12.11 - Remote exploitation of a memory corruption vulnerability in Microsoft Corp.'s Excel could allow an attacker to execute arbitrary code with the privileges of the current user. The vulnerability occurs when Excel parses a specially crafted Excel file. Specific values within this file can trigger a memory corruption vulnerability and may allow arbitrary code execution. The following Microsoft products are vulnerable: Excel 2002 SP3, Excel 2002 SP3, Excel 2003 SP3, Office 2004 for Mac, Office 2008 for Mac, Open XML File Format Converter for Mac.
230c8ce9bbb3feb7d012305ab9e3d158088e64a47a65651244ca80553d4b4f3fiDefense Security Advisory 04.12.11 - Remote exploitation of a use-after-free vulnerability in Microsoft Corp.'s Internet Explorer could allow an attacker to execute arbitrary code with the privileges of the current user. The vulnerability occurs when an object is exchanged during a call to a certain function. The object's memory is freed, however a reference to the object remains. When the reference is later used to access the object, this now invalid memory is treated as a valid object and one of the object members is used to make an indirect function call. This may result in the execution of arbitrary code. Internet Explorer versions 6 and 7 are vulnerable.
ee1c187d4880611f77e4216b21f1e62e5843ac4ca0b80b7c4c52c115321f230biDefense Security Advisory 03.31.11 - Remote exploitation of a stack buffer overflow vulnerability in RealNetworks Inc.'s Helix DNA Server could allow an attacker to execute arbitrary code with the privileges of the affected service. The Helix DNA Server contains a vulnerability that can be triggered by an unauthenticated attacker. The vulnerability results due to the parsing of a certain type of Real Time Streaming Protocol (RTSP) request specifying a large string. The vulnerable function may perform a copy operation that results in the bounds of a stack buffer to be overflown. Helix Server and Helix Mobile Server versions 12.x, 13.x and 14.x are vulnerable.
646f9692a4c19c1a67265898df206d806c7f6d3f87eeea396e9dd15496d03dcbiDefense Security Advisory 03.21.11 -Remote exploitation of a memory corruption vulnerability in Apple Inc.'s OfficeImport framework could allow an attacker to execute arbitrary code with the privileges of the current user. The vulnerability occurs when parsing an Excel file with a certain maliciously constructed record. This record is used to describe a formula that is shared between multiple cells. In this record, the 'formula' field is used to specify the formula used. By corrupting certain opcodes within this formula it is possible to trigger a memory corruption vulnerability. This can lead to the execution of arbitrary code. Apple has reported Mac OS X and OS X Server 10.6 through 10.6.6 vulnerable.
63116851ec25226dbd4100de9d28241e487287adbf0d2b37b83b6a4707c90918iDefense Security Advisory 03.02.11 - Remote exploitation of a heap memory corruption vulnerability in Apple Inc.'s CoreGraphics library could allow an attacker to execute arbitrary code with the privileges of the current user. This vulnerability occurs during the processing of an embedded International Color Consortium (ICC) profile within a JPEG image. A small block of heap memory may be allocated for processing certain profile data. An index value is used to reference locations within this heap block. The index value can be manipulated in a manner that results in multiple memory writes to locations outside the bounds of the heap allocated block. This condition may lead to arbitrary code execution.
5d8ce00016e6e084ef0137a0b05bd32f312d8df1e68e87c3acaed784c103df61iDefense Security Advisory 03.01.11 - Remote exploitation of a heap memory corruption vulnerability in Apple Inc.'s CoreGraphics library could allow an attacker to execute arbitrary code with the privileges of the current user. This vulnerability occurs during the processing of an embedded International Color Consortium (ICC) profile within a JPEG image. A small block of heap memory may be allocated for processing certain profile data. An index value is used to reference locations within this heap block. The index value can be manipulated in a manner that results in multiple memory writes to locations outside the bounds of the heap allocated block. This condition may lead to arbitrary code execution.
4e6d4aaf9f71ed1c8a1178ef8f377208f6f46c21421673d0d8e75e0af039ce4aiDefense Security Advisory 02.08.11 - Remote exploitation of a memory corruption vulnerability in Adobe Systems Inc.'s Flash Player could allow an attacker to execute arbitrary code with the privileges of the current user. The vulnerability occurs when parsing a maliciously formatted sequence of ActionScript code inside of an Adobe Flash file. The problem exists in a certain ActionScript method. When the method is called with particular parameters, the ActionScript engine gets confused and takes a user supplied value as an object pointer which leads to an exploitable condition. iDefense has confirmed the existence of this vulnerability in the Flash Plugin version 10.1.82.76 and 10.1.85.3. A full list of vulnerable Adobe products can be found in Adobe Security Bulletin APSB11-02.
685b513ec10df1aab8cf9099ac0c692b0194efef40546c518576a4c56b3acc4biDefense Security Advisory 02.08.11 - Remote exploitation of an integer overflow vulnerability in Adobe Systems Inc.'s Flash Player could allow an attacker to execute arbitrary code with the privileges of the current user. The vulnerability occurs when parsing a maliciously formatted sequence of ActionScript code inside an Adobe Flash file. The problem exists in the ActionScript method of the built-in "Function" class, which accepts an array object as a second parameter and uses this array's length multiplied by four for a memory allocation without any overflow checks. Then it writes the array's content into the allocated memory, which corrupts memory and leads to an exploitable condition. iDefense has confirmed the existence of this vulnerability in the Flash Plugin version 10.1.82.76 and 10.1.85.3. A full list of vulnerable Adobe products can be found in Adobe Security Bulletin APSB11-02.
ebabde584383e97f6fef8ac29bc90485c63025e0e75518aef523118962a5863eiDefense Security Advisory 02.08.11 - Remote exploitation of a memory corruption vulnerability in Adobe Systems Inc.'s Shockwave Player could allow an attacker to execute arbitrary code with the privileges of the current user. The vulnerability takes place during the processing of a malicious Adobe Director file. A malicious user could cause a memory corruption by including malformed data in a chunk. This condition may lead to arbitrary code execution. iDefense has confirmed the existence of this vulnerability in Shockwave Player version 11.5.8.612 and version 11.5.9.615 (the latest version at the time of testing). A full list of vulnerable Adobe products can be found in Adobe Security Bulletin APSB11-01.
004f9f99eb403ab4abbeaa49b8e7d6edcd9e5d746d21146c4503da633a1ca603iDefense Security Advisory 02.08.11 - Remote exploitation of a memory corruption vulnerability in Adobe Systems Inc.'s Reader could allow an attacker to execute arbitrary code with the privileges of the current user. JPEG2000 (JP2K) is an image file format similar to JPEG. In addition to JPEG markers, JP2K files also provide "boxes" that define different image properties. JP2K is one of the image formats supported by Adobe Reader and Acrobat. The vulnerability occurs when parsing a JPEG2000 file embedded inside of a PDF file. Several different JP2K record types are involved in the vulnerability. It is possible to increment a buffer index beyond the allocated data, and store pointers to file data at that location. This can result in the corruption of heap structures and application data, which leads to the execution of arbitrary code. iDefense has confirmed the existence of this vulnerability in Adobe Reader and Acrobat versions 9.4 and 8.2.5. A full list of vulnerable Adobe products can be found in Adobe Security Bulletin APSB11-03.
9023fb241705e726e7f30ccce3136b242840184453dce8f68b6886351ba171bciDefense Security Advisory 02.08.11 - Remote exploitation of a buffer overflow vulnerability in multiple versions of Microsoft Corp.'s Windows could allow attackers to execute arbitrary code on the targeted host. An integer overflow vulnerability exists in the "shimgvw" library. During the processing of an image within a certain function, a bitmap containing a large "biWidth" value can be used to cause an integer calculation overflow. This condition can lead to the overflow of a heap buffer and may result in the execute arbitrary code on the targeted host.
f6124a1b8cbfad6d5655d8dd9b8857fd339410ce72f7e673b15b3fbb4d62778ciDefense Security Advisory 01.10.11 - Remote exploitation of a command injection vulnerability in Hewlett-Packard Development Co. LP (HP)'s Network Node Manager could allow an attacker to execute arbitrary commands with the privileges of the affected service. The vulnerability exists within CGI scripts provided with the NNM HTTP Server. These scripts do not effectively sanitize a particular parameter. It is possible for an attacker to supply a parameter containing a specially crafted command line string. The command line string will be executed on the affected NNM HTTP Server.
f5153b8e449537f0d6fc7c75cff355f01a92d7f35341bab532d9ce10312394bfiDefense Security Advisory 12.14.10 - Remote exploitation of a memory corruption vulnerability in Microsoft Corp.'s Internet Explorer could allow an attacker to execute arbitrary code with the privileges of the current user. During the instantiation of multiple ActiveX Controls, a particular object is created along with multiple references that point to the object. The object can be destroyed and its associated references removed. However, a reference can incorrectly remain pointing to the object. The invalid object resides in uninitialized memory, which the attacker may control to gain arbitrary execution control. Microsoft Internet Explorer 6, 7 and 8 are vulnerable.
4c0764ad14f98ee7df9da2ae3da2919d78490434383ec3b2809162fb897f8865iDefense Security Advisory 12.10.10 - Remote exploitation of a memory corruption vulnerability in RealNetworks, Inc.'s RealPlayer media player could allow attackers to execute arbitrary code in the context of the targeted user. The vulnerability specifically exists in the way RealPlayer handles specially crafted RealMedia files using RealAudio codec. When decoding an audio stream in a specially crafted RealMedia file, RealPlayer uses a value from the file without properly validating it, which leads to heap memory corruption and an exploitable condition. Windows RealPlayer SP 1.1.4 and prior; Mac RealPlayer 12.0.0.1379 and prior; Linux RealPlayer 11.0.2.1744 and prior are vulnerable.
3bf984d7fcb4905c07c4994599b83c41faf195b7ea7bcd93d290c1dabb9864fdiDefense Security Advisory 12.10.10 - Remote exploitation of a memory corruption vulnerability in RealNetworks, Inc.'s RealPlayer media player could allow attackers to execute arbitrary code in the context of the targeted user. The vulnerability specifically exists in the way RealPlayer handles specially crafted RealMedia video files. When processing specially crafted RealMedia files, RealPlayer uses a value from the file to control a loop operation. Realplayer fails to validate the value before using it, which leads to heap memory corruption and an exploitable condition. Windows RealPlayer SP 1.1.4 and prior and Linux RealPlayer 11.0.2.1744 and prior are vulnerable.
20860fab9f0b4fd748f1480da66279c60bc47283a6fe3a8512256b3a4f42c383iDefense Security Advisory 12.07.10 - Remote exploitation of a memory corruption vulnerability in Apple Inc.'s QuickTime media player could allow attackers to execute arbitrary code in the context of the targeted user. The vulnerability specifically exists in the way specially crafted PICT image files are handled by the QuickTime PictureViewer. When processing specially crafted PICT image files, Quicktime PictureViewer uses a set value from the file to control the length of a byte swap operation. The byte swap operation is used to convert big endian data to little endian data. QuickTime fails to validate the length value properly before using it. When a length value is larger than the actual buffer size supplied, it will corrupt heap memory beyond the allocated buffer, which could lead to an exploitable condition. QuickTime Player versions prior to 7.6.9 are vulnerable.
4bb677daf3bb8a3483d603a95401b8fbc17090e4dfc5ab0ec2cab5cd33f94563iDefense Security Advisory 11.11.10 - Remote exploitation of a memory corruption vulnerability in Apple Inc.'s OfficeImport framework could allow an attacker to execute arbitrary code with the privileges of the current user. The vulnerability occurs when parsing an Excel file with a maliciously constructed Excel record. Specific values within this record can trigger a memory corruption vulnerability, and result in values from the file being used as function pointers. This allows an attacker to execute arbitrary code.
ff890312e47483c8b1244f6d7d408e3d962c8062c33a929494899fcca53cf69biDefense Security Advisory 11.09.10 - Remote exploitation of a stack buffer overflow vulnerability in Microsoft Corp.'s Word could allow attackers to execute arbitrary code under the privileges of the targeted user. This vulnerability specifically exists in the handling of a specific control word in an RTF document. Under certain circumstances, Word will copy its property strings into a stack buffer without checking the length, which causes a stack buffer overflow. iDefense has confirmed the existence of this vulnerability in Microsoft Word 2003, Microsoft Word 2007, and Microsoft Outlook 2007.
d4d9f9e20e9077a6175a55782b57058b141ca5e690b63999ac4ac7d7e985c23aiDefense Security Advisory 08.24.10 - Remote exploitation of a memory corruption vulnerability in Adobe Systems Inc.'s Shockwave Player could allow an attacker to execute arbitrary code with the privileges of the current user. The vulnerability takes place during the processing of a tSAC chunk within an Adobe Director file. A length value is read from the tSAC chunk and a signed comparison is made against the length value. If the length value is negative, a memory address is incorrectly calculated and a null byte is written to the memory address. This condition may lead to arbitrary code execution. Shockwave Player 11.5.7.609 and earlier versions for Windows and Macintosh are vulnerable.
68619a8eca45b3da55b2ec6287b43f100bee34d1ebc1c0db29a67939107c0d1diDefense Security Advisory 08.10.10 - Remote exploitation of an memory corruption vulnerability in Microsoft's Office RTF Parsing Engine could allow an attacker to execute arbitrary code with the privileges of the current user. During the processing of a RTF document containing certain control words, the RTF parsing engine may incorrectly read a value from the RTF file. This value may directly affect the control of execution flow within the RTF parsing engine.
b5e0d708c7afc4fb28b1ce1539313fd783bff59a1505c38d75cbd5f66b9d464diDefense Security Advisory 08.10.10 - Remote exploitation of a heap buffer overflow vulnerability in Microsoft Corp.'s Word could allow attackers to execute arbitrary code under the privileges of the targeted user. This vulnerability specifically exists in the handling of some drawing object control words in an RTF document. Under certain circumstances, Word will copy a property value into a heap buffer without checking the length, which causes a heap buffer overflow. iDefense has confirmed the existence of this vulnerability in Microsoft Word 2003, Microsoft Word 2007, and Microsoft Outlook 2007. A full list of vulnerable Microsoft products can be found in Microsoft Security Bulletin MS10-056.
25855763a2da9fa2593ee54ea20cb23b8412b955183bf26b2866e5577463f29diDefense Security Advisory 08.03.10 - Remote exploitation of a memory corruption vulnerability in Citrix Systems Inc.'s ICA Client could allow an attacker to execute arbitrary code with the privileges of the current user.
1768da12e479e45cc6ea17de1dba0a71ac403df7fd964f6721d635fd9bdc64caiDefense Security Advisory 06.21.10 - Remote exploitation of a stack buffer overflow vulnerability in version 3.9.2 of LibTIFF, as included in various vendors' operating system distributions, could allow an attacker to execute arbitrary code with the privileges of the current user. This vulnerability is due to insufficient bounds checking when copying data into a stack allocated buffer. During the processing of a certain EXIF tag a fixed sized stack buffer is used as a destination location for a memory copy. This memory copy can cause the bounds of a stack buffer to be overflown and this condition may lead to arbitrary code execution. iDefense has confirmed the existence of this vulnerability in version 3.9.2 of libTIFF. Previous versions are not affected.
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