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CVSSv2

CVE-2011-0495

Published: 20/01/2011 Updated: 15/07/2020
CVSS v2 Base Score: 6 | Impact Score: 6.4 | Exploitability Score: 6.8
VMScore: 534
Vector: AV:N/AC:M/Au:S/C:P/I:P/A:P
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Vulnerability Summary

Stack-based buffer overflow in the ast_uri_encode function in main/utils.c in Asterisk Open Source prior to 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.

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Vendor Advisories

Debian CVElist Bug Report Logs: CVE-2011-0495 asterisk: AST-2011-001: buffer overflow in caller ID URI encoding
Debian Bug report logs - #610487 CVE-2011-0495 asterisk: AST-2011-001: buffer overflow in caller ID URI encoding Package: asterisk; Maintainer for asterisk is Debian VoIP Team <pkg-voip-maintainers@listsaliothdebianorg>; Source for asterisk is src:asterisk (PTS, buildd, popcon) Reported by: Tzafrir Cohen <tzafrir@cohen ...

References

CWE-787http://downloads.asterisk.org/pub/security/AST-2011-001.htmlhttp://www.securityfocus.com/bid/45839http://downloads.asterisk.org/pub/security/AST-2011-001-1.6.2.diffhttp://www.vupen.com/english/advisories/2011/0159http://osvdb.org/70518http://lists.fedoraproject.org/pipermail/package-announce/2011-February/053713.htmlhttp://lists.fedoraproject.org/pipermail/package-announce/2011-February/053689.htmlhttp://secunia.com/advisories/43119http://www.vupen.com/english/advisories/2011/0281http://secunia.com/advisories/42935http://www.debian.org/security/2011/dsa-2171http://www.vupen.com/english/advisories/2011/0449http://secunia.com/advisories/43373https://exchange.xforce.ibmcloud.com/vulnerabilities/64831http://www.securityfocus.com/archive/1/515781/100/0/threadedhttps://bugs.debian.org/cgi-bin/bugreport.cgi?bug=610487https://nvd.nist.gov
CVSSv2
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