CVE-2026-90778
SIPp through 3.7.7 Buffer Overflow via SIP To Header Tag
CVSS 4.0 8.7 HIGHCVSS 3.1 7.5 HIGHCheck source for fixed versionsKEV status unknown
cve-program · CVE-2026-90778
PublishedSIPp through 3.7.7 contains a buffer overflow vulnerability in get_peer_tag() function when processing SIP To headers with tag parameters of 2049 bytes or more. Unauthenticated remote attackers can send crafted SIP messages with oversized tag parameters to overflow the static buffer and crash the process.
Read the publisher's advisoryAffected versions, risk and source history
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CVE-2026-90778 · CVE overview and exploitation status
cve-program · CVE-2026-90778
- https://github.com/SIPp/sipp/pull/879
- https://github.com/SIPp/sipp/commit/ddf22d1a54e0396b2e18ebaf4cf5a3fa860e5da4
- https://github.com/SIPp/sipp/blob/v3.7.7/src/sip_parser.cpp#L76-L113
- https://github.com/SIPp/sipp
- https://www.vulncheck.com/advisories/sipp-through-3.7.7-buffer-overflow-via-sip-to-header-tag
Related changes
Linked by CVE identifierNo related changes are available here.