Stack-based buffer overflow in icu - CVE-2011-4599

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Main Vulnerability Database Vulnerabilities #VU45694

Stack-based buffer overflow in icu - CVE-2011-4599

Published: August 14, 2020


Vulnerability identifier: #VU45694
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2011-4599
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: ICU - International Components for Unicode
Affected software:
icu

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the _canonicalize function in common/uloc.c when processing a crafted locale ID that is not properly handled during variant canonicalization. A remote unauthenticated attacker can trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


How to mitigate CVE-2011-4599

Install update from vendor's website.

Sources