Description
An issue was discovered in res_pjsip_session.c in Digium Asterisk through 13.38.1; 14.x, 15.x, and 16.x through 16.16.0; 17.x through 17.9.1; and 18.x through 18.2.0, and Certified Asterisk through 16.8-cert5. An SDP negotiation vulnerability in PJSIP allows a remote server to potentially crash Asterisk by sending specific SIP responses that cause an SDP negotiation failure.
CVSS Metrics
- Vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- network
- Complexity
- high
- Privileges
- none
- User Action
- none
- Scope
- unchanged
- Confidentiality
- none
- Integrity
- none
- Availability
- high
- Weaknesses
- CWE-404
Metadata
- Primary Vendor
- DIGIUM
- Published
- 2/18/2021
- Last Modified
- 11/21/2024
- Source
- NIST NVD
- Note: Verify all details with official vendor sources before applying patches.
Affected Products
digium : asteriskdigium : asteriskdigium : asteriskdigium : asteriskdigium : certified_asteriskdigium : certified_asteriskdigium : certified_asteriskdigium : certified_asteriskdigium : certified_asteriskdigium : certified_asteriskdigium : certified_asteriskdigium : certified_asteriskdigium : certified_asteriskdigium : certified_asteriskdigium : certified_asteriskdigium : certified_asteriskdigium : certified_asterisk
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