Description
chan_sip.c in the SIP channel driver in Asterisk Open Source 1.8.x before 1.8.7.1 and 10.x before 10.0.0-rc1 does not properly initialize variables during request parsing, which allows remote authenticated users to cause a denial of service (daemon crash) via a malformed request.
CVSS Metrics
- Vector
- AV:N/AC:L/Au:S/C:N/I:N/A:C
- Access Vector
- network
- Access Cmplx
- low
- Auth
- single
- Confidentiality
- none
- Integrity
- none
- Availability
- complete
- Weaknesses
- CWE-20
Metadata
- Primary Vendor
- ASTERISK
- Published
- 10/21/2011
- Last Modified
- 4/11/2025
- Source
- NIST NVD
- Note: Verify all details with official vendor sources before applying patches.
Affected Products
asterisk : open_sourceasterisk : open_source
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