CVE-2023-37457

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

1.13% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 64.0% of scored records. A rank, not a probability.

NVD base score

8.2 (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:L/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

2023-12-14 19:43Z2 YR AGO

Last updated

2025-02-13 17:01Z1 YR AGO

Reserved

2023-07-06

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

5.1

Document digest

6d028615543cda6e25034c17e363887b9efd3c406dd350d32db35d365102675b

• github.comhttps://github.com/asterisk/asterisk/security/advisories/GHSA-98rc-4j27-74hhx_refsource_CONFIRM
• github.comhttps://github.com/asterisk/asterisk/commit/a1ca0268254374b515fa5992f01340f7717113fax_refsource_MISC
• lists.debian.orghttps://lists.debian.org/debian-lts-announce/2023/12/msg00019.html