CVE-2011-0495 - CVE House
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Status published Medium CVE-2011-0495

Stack-based buffer overflow in the ast_uri_encode function in main/utils.c in...

Vulnerability Description

Stack-based buffer overflow in the ast_uri_encode function in main/utils.c in Asterisk Open Source before 1.4.38.1, 1.4.39.1, 1.6.1.21, 1.6.2.15.1, 1.6.2.16.1, 1.8.1.2, 1.8.2.; and Business Edition before C.3.6.2; when running in pedantic mode allows remote authenticated users to execute arbitrary code via crafted caller ID data in vectors involving the (1) SIP channel driver, (2) URIENCODE dialplan function, or (3) AGI dialplan function.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

asterisk, asterisknow, fedora, debian linux, s800i firmware
Vulnerable Versions:
0, 1.2.0, 1.4.0, 1.4.39, 1.6.1, 1.6.2, 1.6.2.16, 1.8.0, 1.8.2, 1.5, 13, 14, 6.0

Timeline

Official Publish: January 20th, 2011
Last Modified: August 6th, 2024
Added to House: July 19th, 2026

CVSS Vectors

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.