Description
SIPp through 3.7.7 contains a buffer overflow vulnerability in the get_header() function in src/sip_parser.cpp when processing SIP messages with header content exceeding 20,490 bytes. Unauthenticated remote attackers can send crafted SIP messages with oversized headers to overflow the static buffer and crash the process.
Published: 2026-09-13
Score: 8.7 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories

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History

Sun, 13 Sep 2026 11:45:00 +0000

Type Values Removed Values Added
Description SIPp through 3.7.7 contains a buffer overflow vulnerability in the get_header() function in src/sip_parser.cpp when processing SIP messages with header content exceeding 20,490 bytes. Unauthenticated remote attackers can send crafted SIP messages with oversized headers to overflow the static buffer and crash the process.
Title SIPp through 3.7.7 Buffer Overflow via Oversized SIP Header Content
Weaknesses CWE-120
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-13T11:42:29.104Z

Reserved: 2026-09-13T11:15:58.849Z

Link: CVE-2026-90780

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-13T12:17:17.093

Modified: 2026-09-13T12:17:17.093

Link: CVE-2026-90780

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses