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CVE-2011-2535

Date: July 6, 2011

chan_iax2.c in the IAX2 channel driver in Asterisk Open Source 1.4.x before 1.4.41.1, 1.6.2.x before 1.6.2.18.1, and 1.8.x before 1.8.4.3, and Asterisk Business Edition C.3 before C.3.7.3, accesses a memory address contained in an option control frame, which allows remote attackers to cause a denial of service (daemon crash) or possibly have unspecified other impact via a crafted frame.

Language: C

Severity Score

Related Resources (16)

https://exchange.xforce.ibmcloud.com/vulnerabilities/68205
http://www.osvdb.org/73309
https://security-tracker.debian.org/tracker/CVE-2011-2535
http://downloads.asterisk.org/pub/security/AST-2011-010-1.8.diff
http://secunia.com/advisories/45201
http://secunia.com/advisories/45048
https://nvd.nist.gov/vuln/detail/CVE-2011-2535
http://securitytracker.com/id?1025708
http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062628.html
http://downloads.asterisk.org/pub/security/AST-2011-010.html
http://www.securityfocus.com/bid/48431
http://secunia.com/advisories/45239
http://www.debian.org/security/2011/dsa-2276
http://secunia.com/advisories/44973
https://people.canonical.com/~ubuntu-security/cve/CVE-2011-2535
https://www.mend.io/vulnerability-database/CVE-2011-2535

Severity Score

Weakness Type (CWE)

Input Validation

CWE-20

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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