Vulnerability · Published Dec 18, 2022 · Assigned by mitre

CVE-2022-47516

High 7.5

In plain English

A high-severity security flaw in the sofia-sip package (Debian). Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.8% (higher than 78% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.5High
Exploit odds (30 days)1.8%top 21.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

An issue was discovered in the libsofia-sip fork in drachtio-server before 0.8.20. It allows remote attackers to cause a denial of service (daemon crash) via a crafted UDP message that leads to a failure of the libsofia-sip-ua/tport/tport.c self assertion.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12sofia-sip1.12.11+20110422.1+1e14eea~dfsg-5DEBIAN-CVE-2022-47516
Debian:13sofia-sip1.12.11+20110422.1+1e14eea~dfsg-5DEBIAN-CVE-2022-47516
Debian:14sofia-sip1.12.11+20110422.1+1e14eea~dfsg-5DEBIAN-CVE-2022-47516
Ubuntu:22.04:LTSsofia-sip1.12.11+20110422.1-2.1+deb10u3ubuntu0.22.04.1USN-5932-1
Ubuntu:22.04:LTSsofia-sip1.12.11+20110422.1-2.1+deb10u3ubuntu0.22.04.1UBUNTU-CVE-2022-47516

Affected products (as reported)

VendorProductVersions
n/a n/a n/a

Weakness: CWE-617 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References