CVE-2011-4599

icu: Stack-based buffer overflow by canonicalizing the given localeID

Severity Score

9.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Stack-based buffer overflow in the _canonicalize function in common/uloc.c in International Components for Unicode (ICU) before 49.1 allows remote attackers to execute arbitrary code via a crafted locale ID that is not properly handled during variant canonicalization.

Un desbordamiento de búfer basado en pila en la función _canonicalize en common/uloc.c en International Componentes for Unicode (ICU) antes de v49.1 permite a atacantes remotos ejecutar código de su elección a través de un identificador de configuración regional modificado a mano que no es debidamente manejado durante la canonización de variantes.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

Attack Vector

Network

Attack Complexity

High

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2011-11-29 CVE Reserved
2012-06-21 CVE Published
2024-08-07 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-121: Stack-based Buffer Overflow

CAPEC

References (18)

URL	Tag	Source
http://code.google.com/p/chromium/issues/detail?id=106441	Third Party Advisory
http://support.apple.com/kb/HT5501	Third Party Advisory
http://support.apple.com/kb/HT5503	Third Party Advisory
http://www.openwall.com/lists/oss-security/2011/12/09/2	Mailing List
http://www.openwall.com/lists/oss-security/2011/12/09/5	Mailing List
http://www.osvdb.org/77698	Broken Link
https://exchange.xforce.ibmcloud.com/vulnerabilities/71726	Vdb Entry

URL	Date	SRC

URL	Date	SRC
http://www.securityfocus.com/bid/51006	2023-02-13

URL	Date	SRC
http://bugs.icu-project.org/trac/ticket/8984	2023-02-13
http://lists.apple.com/archives/security-announce/2012/Sep/msg00003.html	2023-02-13
http://lists.apple.com/archives/security-announce/2012/Sep/msg00004.html	2023-02-13
http://lists.opensuse.org/opensuse-updates/2012-01/msg00035.html	2023-02-13
http://rhn.redhat.com/errata/RHSA-2011-1815.html	2023-02-13
http://ubuntu.com/usn/usn-1348-1	2023-02-13
http://www.debian.org/security/2012/dsa-2397	2023-02-13
http://www.mandriva.com/security/advisories?name=MDVSA-2011:194	2023-02-13
https://access.redhat.com/security/cve/CVE-2011-4599	2011-12-13
https://bugzilla.redhat.com/show_bug.cgi?id=765812	2011-12-13

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Icu-project Search vendor "Icu-project"		International Components For Unicode Search vendor "Icu-project" for product "International Components For Unicode"				< 49.1 Search vendor "Icu-project" for product "International Components For Unicode" and version " < 49.1"		c\/c\+\+		Affected