CVE-2012-6656
5.0 · MEDIUMiconvdata/ibm930.c in GNU C Library (aka glibc) before 2.16 allows context-dependent attackers to cause a denial of service (out-of-bounds read) via a multibyte character value of "0xffff" to the i…
Overview
CVE-2012-6656 is a medium-severity vulnerability affecting debian debian_linux. It was published on December 5, 2014 and has a CVSS 2.0 base score of 5.0 (MEDIUM).
This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical description
iconvdata/ibm930.c in GNU C Library (aka glibc) before 2.16 allows context-dependent attackers to cause a denial of service (out-of-bounds read) via a multibyte character value of "0xffff" to the iconv function when converting IBM930 encoded data to UTF-8.
Remediation
Check the references section for vendor advisories and patches from debian. Update debian_linux to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| gnu | glibc | 0 | Affected |
References
How CyberStrike helps
Reason, not just scan
It reasons through your app's logic the way a human pentester would, so it finds flaws signature scanners miss.
Learn moreVerified findings
Every finding is proven exploitable before you see it, which cuts the false positives that bury real risk.
Learn moreAI-driven DAST and SAST
Probe running apps and read source from one engine, so issues are caught before and after they ship.
Learn moreOpen source
Read exactly how it tests and what it reports. CyberStrike is open source and in early access.
View the repo
Frequently asked questions
What is CVE-2012-6656?
CVE-2012-6656 is a medium-severity vulnerability affecting debian debian_linux. It was published on December 5, 2014 and has a CVSS 2.0 base score of 5.0 (MEDIUM).
How severe is CVE-2012-6656?
This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2012-6656?
Check the references section for vendor advisories and patches from debian. Update debian_linux to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2012-6656?
CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2012-6656 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.
Related MEDIUM CVEs from 2012
View all- 6.9CVE-2011-3337
eEye Audit ID 2499 in eEye Digital Security Audits 2406 through 2423 for eEye Retina Network Securit
View details - 6.9CVE-2011-5054
kcheckpass passes a user-supplied argument to the pam_start function, often within a setuid environm
View details - 6.9CVE-2012-0005
The Client/Server Run-time Subsystem (aka CSRSS) in the Win32 subsystem in Microsoft Windows XP SP2
View details - 6.9CVE-2011-4077
Buffer overflow in the xfs_readlink function in fs/xfs/xfs_vnodeops.c in XFS in the Linux kernel 2.6
View details - 6.9CVE-2012-0056
The mem_write function in the Linux kernel before 3.2.2, when ASLR is disabled, does not properly ch
View details - 6.9CVE-2012-0644
Race condition in the Passcode Lock feature in Apple iOS before 5.1 allows physically proximate atta
View details - 6.9CVE-2012-0008
Untrusted search path vulnerability in Microsoft Visual Studio 2008 SP1, 2010, and 2010 SP1 allows l
View details - 6.9CVE-2012-0883
envvars (aka envvars-std) in the Apache HTTP Server before 2.4.2 places a zero-length directory name
View details - 6.9CVE-2012-1242
Untrusted search path vulnerability in JustSystems Ichitaro 2011 Sou, Ichitaro 2006 through 2011, Ic
View details - 6.9CVE-2012-0279
Quest Toad for Data Analysts 3.0.1 uses weak permissions (Everyone: Full Control) for the %COMMONPRO
View details - 6.9CVE-2012-0649
Race condition in the initialization routine in blued in Bluetooth in Apple Mac OS X before 10.7.4 a
View details - 6.9CVE-2012-0656
Race condition in LoginUIFramework in Apple Mac OS X 10.7.x before 10.7.4, when the Guest account is
View details