CVE-2022-23608

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.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

4.02% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 90.2% of scored records. A rank, not a probability.

NVD base score

9.8 (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:H/I:H/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.

Published

2022-02-22 00:00Z4 YR AGO

Last updated

2025-11-04 16:09Z11 MO AGO

Reserved

2022-01-19

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

High (CVSS 8.1)

CNA CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

• CWE-416Use After FreeVariant

Data version

5.2

Document digest

0b6588440923a92d7d2c8cd2321c33b6f22ab56376a1d59ef66449e83e0ee1be

• github.comhttps://github.com/pjsip/pjproject/security/advisories/GHSA-ffff-m5fm-qm62
• github.comhttps://github.com/pjsip/pjproject/commit/db3235953baa56d2fb0e276ca510fefca751643f
• seclists.org20220304 AST-2022-005: pjproject: undefined behavior after freeing a dialog sethttp://seclists.org/fulldisclosure/2022/Mar/1mailing-list
• packetstormsecurity.comhttp://packetstormsecurity.com/files/166226/Asterisk-Project-Security-Advisory-AST-2022-005.html
• lists.debian.org[debian-lts-announce] 20220328 [SECURITY] [DLA 2962-1] pjproject security updatehttps://lists.debian.org/debian-lts-announce/2022/03/msg00035.htmlmailing-list
• lists.debian.org[debian-lts-announce] 20220331 [SECURITY] [DLA 2962-2] pjproject regression updatehttps://lists.debian.org/debian-lts-announce/2022/03/msg00040.htmlmailing-list
• security.gentoo.orgGLSA-202210-37https://security.gentoo.org/glsa/202210-37vendor-advisory
• lists.debian.org[debian-lts-announce] 20221117 [SECURITY] [DLA 3194-1] asterisk security updatehttps://lists.debian.org/debian-lts-announce/2022/11/msg00021.htmlmailing-list
• www.debian.orgDSA-5285https://www.debian.org/security/2022/dsa-5285vendor-advisory
• lists.debian.org[debian-lts-announce] 20230829 [SECURITY] [DLA 3549-1] ring security updatehttps://lists.debian.org/debian-lts-announce/2023/08/msg00038.htmlmailing-list
• lists.debian.orghttps://lists.debian.org/debian-lts-announce/2024/09/msg00030.html