CVE-2012-6656

Severity Score

5.0

*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

iconvdata/ibm930.c en GNU C Library (también conocido como glibc) anterior a 2.16 permite a atacantes dependientes de contexto causar una denegación de servicio (lectura fuera de rango) a través de un valor de caracteres de multibytes de '0xffff' en la función iconv cuando convierte datos codificados de IBM930 a UTF-8.

*Credits: N/A

CVSS Scores

NISTv2 5.0

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2014-09-01 CVE Reserved
2014-09-08 CVE Published
2024-05-31 EPSS Updated
2024-08-06 CVE Updated
2024-08-06 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-20: Improper Input Validation

CAPEC

References (9)

URL	Tag	Source
http://www.openwall.com/lists/oss-security/2014/08/29/3	Mailing List
http://www.openwall.com/lists/oss-security/2014/09/02/1	Mailing List
http://www.securityfocus.com/bid/69472	Third Party Advisory
https://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=6e230d11837f3ae7b375ea69d7905f0d18eb79e5	X_refsource_confirm

URL	Date	SRC
https://sourceware.org/bugzilla/show_bug.cgi?id=14134	2024-08-06

URL	Date	SRC

URL	Date	SRC
http://www.debian.org/security/2015/dsa-3142	2023-11-07
http://www.mandriva.com/security/advisories?name=MDVSA-2014:175	2023-11-07
http://www.ubuntu.com/usn/USN-2432-1	2023-11-07
https://security.gentoo.org/glsa/201503-04	2023-11-07

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				7.0 Search vendor "Debian" for product "Debian Linux" and version "7.0"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				10.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "10.04"		lts		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				12.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "12.04"		lts		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				14.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "14.04"		lts		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				14.10 Search vendor "Canonical" for product "Ubuntu Linux" and version "14.10"		-		Affected
Gnu Search vendor "Gnu"		Glibc Search vendor "Gnu" for product "Glibc"				<= 2.16 Search vendor "Gnu" for product "Glibc" and version " <= 2.16"		-		Affected