PT-2026-90849 · Sipp · Sipp

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CVE-2026-90778

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Published

2026-09-13

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Updated

2026-09-13

CVSS v3.1

7.5

High

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SIPp 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.

Fix

Buffer Overflow

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Weakness Enumeration

Related Identifiers

CVE-2026-90778

Affected Products

Sipp