CVE-2014-4975

MEDIUM

Description

Off-by-one error in the encodes function in pack.c in Ruby 1.9.3 and earlier, and 2.x through 2.1.2, when using certain format string specifiers, allows context-dependent attackers to cause a denial of service (segmentation fault) via vectors that trigger a stack-based buffer overflow.

References

http://advisories.mageia.org/MGASA-2014-0472.html

http://rhn.redhat.com/errata/RHSA-2014-1912.html

http://rhn.redhat.com/errata/RHSA-2014-1913.html

http://rhn.redhat.com/errata/RHSA-2014-1914.html

http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=46778

http://www.debian.org/security/2015/dsa-3157

http://www.mandriva.com/security/advisories?name=MDVSA-2015:129

http://www.openwall.com/lists/oss-security/2014/07/09/13

http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html

http://www.securityfocus.com/bid/68474

http://www.ubuntu.com/usn/USN-2397-1

https://bugs.ruby-lang.org/issues/10019

https://bugzilla.redhat.com/show_bug.cgi?id=1118158

https://exchange.xforce.ibmcloud.com/vulnerabilities/94706

Details

Source: MITRE

Published: 2014-11-15

Updated: 2017-08-29

Type: CWE-119

Risk Information

CVSS v2.0

Base Score: 5

Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N

Impact Score: 2.9

Exploitability Score: 10

Severity: MEDIUM

Vulnerable Software

ID	Name	Product	Family	Severity
124931	EulerOS Virtualization 3.0.1.0 : ruby (EulerOS-SA-2019-1428)	Nessus	Huawei Local Security Checks	high
119065	EulerOS Virtualization 2.5.1 : ruby (EulerOS-SA-2018-1374)	Nessus	Huawei Local Security Checks	medium
99753	openSUSE Security Update : ruby2.1 (openSUSE-2017-527)	Nessus	SuSE Local Security Checks	high
99578	SUSE SLED12 / SLES12 Security Update : ruby2.1 (SUSE-SU-2017:1067-1)	Nessus	SuSE Local Security Checks	high
82805	Debian DLA-200-1 : ruby1.9.1 security update	Nessus	Debian Local Security Checks	medium
82382	Mandriva Linux Security Advisory : ruby (MDVSA-2015:129)	Nessus	Mandriva Local Security Checks	medium
81250	Debian DSA-3157-1 : ruby1.9.1 - security update	Nessus	Debian Local Security Checks	medium
79658	Scientific Linux Security Update : ruby on SL7.x x86_64 (20141126)	Nessus	Scientific Linux Local Security Checks	medium
79643	CentOS 7 : ruby (CESA-2014:1912)	Nessus	CentOS Local Security Checks	medium
79596	RHEL 7 : ruby (RHSA-2014:1912)	Nessus	Red Hat Local Security Checks	medium
79594	Oracle Linux 7 : ruby (ELSA-2014-1912)	Nessus	Oracle Linux Local Security Checks	medium
79571	Mandriva Linux Security Advisory : ruby (MDVSA-2014:225)	Nessus	Mandriva Local Security Checks	medium
79092	Fedora 21 : ruby-2.1.4-24.fc21 (2014-14096)	Nessus	Fedora Local Security Checks	medium
78869	Ubuntu 12.04 LTS / 14.04 LTS / 14.10 : ruby1.8, ruby1.9.1, ruby2.0, ruby2.1 vulnerabilities (USN-2397-1)	Nessus	Ubuntu Local Security Checks	medium