CVE-2022-24793
Potential heap buffer overflow when parsing DNS packets in PJSIP
02 Description
Potential heap buffer overflow when parsing DNS packets in PJSIP
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 2.17% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 82.1% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2022-04-06 00:00Z4 YR AGO
- Last updated
- 2025-11-04 16:09Z11 MO AGO
- Reserved
- 2022-02-10
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.5)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base
- Data version
- 5.2
- Document digest
- a28a5d3bed00f1024d222d322dc31651bf207963bb959222f6e001de226669c0
05 Affected products
06 References
- github.comhttps://github.com/pjsip/pjproject/security/advisories/GHSA-p6g5-v97c-w5q4
- github.comhttps://github.com/pjsip/pjproject/commit/9fae8f43accef8ea65d4a8ae9cdf297c46cfe29a
- lists.debian.org[debian-lts-announce] 20220531 [SECURITY] [DLA 3036-1] pjproject security updatehttps://lists.debian.org/debian-lts-announce/2022/05/msg00047.html
- security.gentoo.orgGLSA-202210-37https://security.gentoo.org/glsa/202210-37
- lists.debian.org[debian-lts-announce] 20221117 [SECURITY] [DLA 3194-1] asterisk security updatehttps://lists.debian.org/debian-lts-announce/2022/11/msg00021.html
- www.debian.orgDSA-5285https://www.debian.org/security/2022/dsa-5285
- lists.debian.org[debian-lts-announce] 20230829 [SECURITY] [DLA 3549-1] ring security updatehttps://lists.debian.org/debian-lts-announce/2023/08/msg00038.html
- lists.debian.orghttps://lists.debian.org/debian-lts-announce/2024/09/msg00030.html
07 Fixed in
Debian 12
- ring Fixed in 20230206.0~ds1-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- asterisk Fixed in 1:18.14.0~~rc1~dfsg+~cs6.12.40431414-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- ring Fixed in 20190215.1.f152c98~ds1-1+deb10u2build0.20.04.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 16.04 LTS
- pjproject No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 18.04 LTS
- pjproject No fix yet
- ring Fixed in 20180228.1.503da2b~ds1-1ubuntu0.1~esm1Available with Ubuntu Pro: https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.