Unrated severityNVD Advisory· Published Feb 18, 2021· Updated Aug 4, 2024
CVE-2020-35776
CVE-2020-35776
Description
A buffer overflow in res_pjsip_diversion.c in Sangoma Asterisk versions 13.38.1, 16.15.1, 17.9.1, and 18.1.1 allows remote attacker to crash Asterisk by deliberately misusing SIP 181 responses.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Sangoma/Asteriskdescription
Patches
Vulnerability mechanics
References
5- packetstormsecurity.com/files/161470/Asterisk-Project-Security-Advisory-AST-2021-001.htmlmitrex_refsource_MISC
- seclists.org/fulldisclosure/2021/Feb/57mitremailing-listx_refsource_FULLDISC
- downloads.asterisk.org/pub/security/AST-2021-001.htmlmitrex_refsource_CONFIRM
- issues.asterisk.orgmitrex_refsource_MISC
- issues.asterisk.org/jira/browse/ASTERISK-29227mitrex_refsource_CONFIRM
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