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CVE-2018-8778

Status Candidate

Overview

In Ruby before 2.2.10, 2.3.x before 2.3.7, 2.4.x before 2.4.4, 2.5.x before 2.5.1, and 2.6.0-preview1, an attacker controlling the unpacking format (similar to format string vulnerabilities) can trigger a buffer under-read in the String#unpack method, resulting in a massive and controlled information disclosure.

Related Files

Red Hat Security Advisory 2020-2288-01
Posted May 26, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-2288-01 - Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks. Issues addressed include HTTP response splitting and buffer under-read vulnerabilities.

tags | advisory, web, vulnerability, ruby
systems | linux, redhat
advisories | CVE-2017-17742, CVE-2018-8778
SHA-256 | 6057050ab3c64cb99a8163b4e83a90ad7fc59730961fc0ad917e9756045e4774
Red Hat Security Advisory 2020-2212-01
Posted May 19, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-2212-01 - Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks. Issues addressed include HTTP response splitting and buffer under-read vulnerabilities.

tags | advisory, web, vulnerability, ruby
systems | linux, redhat
advisories | CVE-2017-17742, CVE-2018-8778
SHA-256 | 204fe9e162ddd4ea0a9b35105fb63a1dffd81b6842577dafec073b364e4e4943
Red Hat Security Advisory 2020-1963-01
Posted Apr 29, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-1963-01 - Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks. Issues addressed include HTTP response splitting and buffer under-read vulnerabilities.

tags | advisory, web, vulnerability, ruby
systems | linux, redhat
advisories | CVE-2017-17742, CVE-2018-8778
SHA-256 | d89c1f72c11415c877a264f7eb82847e1dc247053f8bb44de1251e355f54f717
Red Hat Security Advisory 2019-2028-01
Posted Aug 6, 2019
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2019-2028-01 - Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks. Issues addressed include code execution, cross site scripting, denial of service, deserialization, and traversal vulnerabilities.

tags | advisory, denial of service, vulnerability, code execution, xss, ruby
systems | linux, redhat
advisories | CVE-2017-17742, CVE-2018-1000073, CVE-2018-1000074, CVE-2018-1000075, CVE-2018-1000076, CVE-2018-1000077, CVE-2018-1000078, CVE-2018-1000079, CVE-2018-16396, CVE-2018-6914, CVE-2018-8777, CVE-2018-8778, CVE-2018-8779, CVE-2018-8780
SHA-256 | af7ea0f16d842acd5f9542998eec45ad2db90757e380ffb121da8f0487dca24d
Red Hat Security Advisory 2018-3731-01
Posted Nov 30, 2018
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2018-3731-01 - Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks. Issues addressed include code execution, cross site scripting, denial of service, deserialization, and traversal vulnerabilities.

tags | advisory, denial of service, vulnerability, code execution, xss, ruby
systems | linux, redhat
advisories | CVE-2017-17742, CVE-2018-1000073, CVE-2018-1000074, CVE-2018-1000075, CVE-2018-1000076, CVE-2018-1000077, CVE-2018-1000078, CVE-2018-1000079, CVE-2018-16395, CVE-2018-16396, CVE-2018-6914, CVE-2018-8777, CVE-2018-8778, CVE-2018-8779, CVE-2018-8780
SHA-256 | 67960d69e88fb6e819f1aed911deeb9a04df23e739ae31cebcff7618004f0b0f
Red Hat Security Advisory 2018-3730-01
Posted Nov 30, 2018
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2018-3730-01 - Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks. Issues addressed include code execution, cross site scripting, denial of service, deserialization, and traversal vulnerabilities.

tags | advisory, denial of service, vulnerability, code execution, xss, ruby
systems | linux, redhat
advisories | CVE-2017-17742, CVE-2018-1000073, CVE-2018-1000074, CVE-2018-1000075, CVE-2018-1000076, CVE-2018-1000077, CVE-2018-1000078, CVE-2018-1000079, CVE-2018-16395, CVE-2018-16396, CVE-2018-6914, CVE-2018-8777, CVE-2018-8778, CVE-2018-8779, CVE-2018-8780
SHA-256 | 5974e59d03ede1e205bc6f92b04e3d4d0be271c53073850c54f2227ff9bf7374
Red Hat Security Advisory 2018-3729-01
Posted Nov 30, 2018
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2018-3729-01 - Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks. Issues addressed include code execution, cross site scripting, denial of service, deserialization, and traversal vulnerabilities.

tags | advisory, denial of service, vulnerability, code execution, xss, ruby
systems | linux, redhat
advisories | CVE-2017-17742, CVE-2018-1000073, CVE-2018-1000074, CVE-2018-1000075, CVE-2018-1000076, CVE-2018-1000077, CVE-2018-1000078, CVE-2018-1000079, CVE-2018-16395, CVE-2018-16396, CVE-2018-6914, CVE-2018-8777, CVE-2018-8778, CVE-2018-8779, CVE-2018-8780
SHA-256 | 50842ce6db655529d85f25aace87d1c36085f22eb7f5436231ccd6f4207b1c4a
Debian Security Advisory 4259-1
Posted Aug 1, 2018
Authored by Debian | Site debian.org

Debian Linux Security Advisory 4259-1 - Several vulnerabilities have been discovered in the interpreter for the Ruby language, which may result in incorrect processing of HTTP/FTP, directory traversal, command injection, unintended socket creation or information disclosure.

tags | advisory, web, vulnerability, info disclosure, ruby
systems | linux, debian
advisories | CVE-2017-17405, CVE-2017-17742, CVE-2017-17790, CVE-2018-1000073, CVE-2018-1000074, CVE-2018-1000075, CVE-2018-1000076, CVE-2018-1000077, CVE-2018-1000078, CVE-2018-1000079, CVE-2018-6914, CVE-2018-8777, CVE-2018-8778, CVE-2018-8779, CVE-2018-8780
SHA-256 | d33343f810ff24dbefc65b8198d9e85d3209de1850624590fe3b6563d70fab27
Ubuntu Security Notice USN-3626-1
Posted Apr 16, 2018
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3626-1 - It was discovered that Ruby incorrectly handled certain inputs. An attacker could possibly use this to execute arbitrary code. It was discovered that Ruby incorrectly handled certain inputs. An attacker could possibly use this to access sensitive information. It was discovered that Ruby incorrectly handled certain inputs. An attacker could possibly use this to connect to an unintended socket. Various other issues were also addressed.

tags | advisory, arbitrary, ruby
systems | linux, ubuntu
advisories | CVE-2018-6914, CVE-2018-8778, CVE-2018-8779, CVE-2018-8780
SHA-256 | ef0daac817c814813e6e0872b534f7551f133d2e4eb2b05ea2a0500948d6d3a1
Slackware Security Advisory - ruby Updates
Posted Mar 30, 2018
Authored by Slackware Security Team | Site slackware.com

Slackware Security Advisory - New ruby packages are available for Slackware 14.2 and -current to fix security issues.

tags | advisory, ruby
systems | linux, slackware
advisories | CVE-2017-17742, CVE-2018-6914, CVE-2018-8777, CVE-2018-8778, CVE-2018-8779, CVE-2018-8780
SHA-256 | afc1138533c4692071757aac8861ccc77d0fa21aca64028c483c0940b897af84
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