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.
References
Link | Resource |
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http://packetstormsecurity.com/files/161477/Asterisk-Project-Security-Advisory-AST-2021-005.html | Third Party Advisory |
http://seclists.org/fulldisclosure/2021/Feb/61 | Mailing List Patch Third Party Advisory |
https://downloads.asterisk.org/pub/security/ | Vendor Advisory |
https://downloads.asterisk.org/pub/security/AST-2021-005.html | Vendor Advisory |
https://issues.asterisk.org/jira/browse/ASTERISK-29196 | Issue Tracking Patch Vendor Advisory |
Configurations
Configuration 1 (hide)
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History
24 Feb 2021, 17:03
Type | Values Removed | Values Added |
---|---|---|
CVSS |
v2 : v3 : |
v2 : 4.3
v3 : 5.9 |
CPE | cpe:2.3:a:digium:certified_asterisk:16.8:cert4-rc4:*:*:*:*:*:* cpe:2.3:a:digium:certified_asterisk:16.8:cert4-rc1:*:*:*:*:*:* cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:* cpe:2.3:a:digium:certified_asterisk:16.8:cert4-rc2:*:*:*:*:*:* cpe:2.3:a:digium:certified_asterisk:16.8:cert5:*:*:*:*:*:* cpe:2.3:a:digium:certified_asterisk:16.8:cert1-rc3:*:*:*:*:*:* cpe:2.3:a:digium:certified_asterisk:16.8:cert1-rc4:*:*:*:*:*:* cpe:2.3:a:digium:certified_asterisk:16.8:cert3:*:*:*:*:*:* cpe:2.3:a:digium:certified_asterisk:16.8:cert1-rc2:*:*:*:*:*:* cpe:2.3:a:digium:certified_asterisk:16.8:cert2:*:*:*:*:*:* cpe:2.3:a:digium:certified_asterisk:16.8:cert1-rc1:*:*:*:*:*:* cpe:2.3:a:digium:certified_asterisk:16.8:cert4-rc3:*:*:*:*:*:* cpe:2.3:a:digium:certified_asterisk:16.8:cert4:*:*:*:*:*:* cpe:2.3:a:digium:certified_asterisk:16.8:-:*:*:*:*:*:* |
|
References | (MISC) https://downloads.asterisk.org/pub/security/ - Vendor Advisory | |
References | (FULLDISC) http://seclists.org/fulldisclosure/2021/Feb/61 - Mailing List, Patch, Third Party Advisory | |
References | (MISC) http://packetstormsecurity.com/files/161477/Asterisk-Project-Security-Advisory-AST-2021-005.html - Third Party Advisory | |
References | (CONFIRM) https://downloads.asterisk.org/pub/security/AST-2021-005.html - Vendor Advisory | |
References | (CONFIRM) https://issues.asterisk.org/jira/browse/ASTERISK-29196 - Issue Tracking, Patch, Vendor Advisory | |
CWE | CWE-404 |
19 Feb 2021, 16:15
Type | Values Removed | Values Added |
---|---|---|
References |
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18 Feb 2021, 20:15
Type | Values Removed | Values Added |
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New CVE |
Information
Published : 2021-02-18 20:15
Updated : 2023-12-10 13:41
NVD link : CVE-2021-26906
Mitre link : CVE-2021-26906
CVE.ORG link : CVE-2021-26906
JSON object : View
Products Affected
digium
- asterisk
- certified_asterisk
CWE
CWE-404
Improper Resource Shutdown or Release