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CVE-2009-2474

Status Candidate

Overview

neon before 0.28.6, when OpenSSL or GnuTLS is used, does not properly handle a '\0' character in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.

Related Files

Mandriva Linux Security Advisory 2009-315
Posted Dec 5, 2009
Authored by Mandriva | Site mandriva.com

Mandriva Linux Security Advisory 2009-315 - neon before 0.28.6, when OpenSSL is used, does not properly handle a '\\0' (NUL) character in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408. Packages for 2008.0 are being provided due to extended support for Corporate products. This update provides a solution to these vulnerabilities.

tags | advisory, arbitrary, spoof, vulnerability
systems | linux, mandriva
advisories | CVE-2009-2474
SHA-256 | cc5992738d88cb42a2452244ccf0f7315d087a69bb07f9dbedb3d1db74d96636
Ubuntu Security Notice 835-1
Posted Sep 21, 2009
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice USN-835-1 - Joe Orton discovered that neon did not correctly handle SSL certificates with zero bytes in the Common Name. A remote attacker could exploit this to perform a man in the middle attack to view sensitive information or alter encrypted communications.

tags | advisory, remote
systems | linux, ubuntu
advisories | CVE-2008-3746, CVE-2009-2474
SHA-256 | 968ff370e3a79298a9b7124d53f5b9ece8d5f8e220c123a1a7ea5d7a39c1313c
Mandriva Linux Security Advisory 2009-228
Posted Sep 11, 2009
Authored by Mandriva | Site mandriva.com

Mandriva Linux Security Advisory 2009-228 - neon before 0.28.6, when OpenSSL is used, does not properly handle a '\\0' character in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408. This update provides a solution to this vulnerability.

tags | advisory, arbitrary, spoof
systems | linux, mandriva
advisories | CVE-2009-2474
SHA-256 | 18e9fa5f9f8141d73b14184dbaa578570f376ab2fbed07496797d27052465122
Mandriva Linux Security Advisory 2009-221
Posted Aug 25, 2009
Authored by Mandriva | Site mandriva.com

Mandriva Linux Security Advisory 2009-221 - neon before 0.28.6, when expat is used, does not properly detect recursion during entity expansion, which allows context-dependent attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, a similar issue to CVE-2003-1564. neon before 0.28.6, when OpenSSL is used, does not properly handle a '\\0' (NUL) character in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408. This update provides a solution to these vulnerabilities.

tags | advisory, denial of service, arbitrary, spoof, vulnerability
systems | linux, mandriva
advisories | CVE-2009-2473, CVE-2009-2474
SHA-256 | 9c69a4d5d28eca9ad7cdf86e2548ac0e74bdb4c9de533e87983d8f755e77ec0a
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