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Status published
Medium
CVE-2011-4598
The handle_request_info function in channels/chan_sip.c in Asterisk Open Source 1.6.2.x...
Vulnerability Description
The handle_request_info function in channels/chan_sip.c in Asterisk Open Source 1.6.2.x before 1.6.2.21 and 1.8.x before 1.8.7.2, when automon is enabled, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted sequence of SIP requests.
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
digium
View all reports →Affected Software
asterisk
Vulnerable Versions:
1.8.0, 1.8.1, 1.8.1.1, 1.8.1.2, 1.8.2, 1.8.2.1, 1.8.2.2, 1.8.2.3, 1.8.2.4, 1.8.3, 1.8.3.1, 1.8.3.2, 1.8.3.3, 1.8.4, 1.8.4.1, 1.8.4.2, 1.8.4.3, 1.8.4.4, 1.8.5, 1.8.5.0, 1.8.6.0, 1.8.7.0, 1.8.7.1, 1.6.2.0, 1.6.2.1, 1.6.2.2, 1.6.2.3, 1.6.2.4, 1.6.2.5, 1.6.2.6, 1.6.2.15, 1.6.2.16, 1.6.2.16.1, 1.6.2.16.2, 1.6.2.17, 1.6.2.17.1, 1.6.2.17.2, 1.6.2.17.3, 1.6.2.18, 1.6.2.19, 1.6.2.20, 1.6.2.21
Timeline
Official Publish:
December 15th, 2011
Last Modified:
August 7th, 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.