CVE-2022-42705

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 ImpactpartialSuccessful exploitation gives limited 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

1.24% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 67.0% of scored records. A rank, not a probability.

NVD base score

6.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/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.

Published

2022-12-05 00:00Z3 YR AGO

Last updated

2025-04-24 14:25Z1 YR AGO

Reserved

2022-10-10

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Medium (CVSS 6.5)

CNA CVSS vector

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

Weaknesses

• CWE-416Use After FreeVariant

Data version

5.1

Document digest

601119e3b269409989968ad502986644232407797f26796acefd54814c209d13

• downloads.asterisk.orghttps://downloads.asterisk.org/pub/security/AST-2022-008.html
• lists.debian.org[debian-lts-announce] 20230222 [SECURITY] [DLA 3335-1] asterisk security updatehttps://lists.debian.org/debian-lts-announce/2023/02/msg00029.htmlmailing-list
• www.debian.orgDSA-5358https://www.debian.org/security/2023/dsa-5358vendor-advisory