CVE-2023-37201

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• 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

0.76% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 52.5% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Important. Red Hat's rating for its own products, not a CVSS rating.

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

2023-07-05 08:51Z3 YR AGO

Last updated

2025-02-13 16:56Z1 YR AGO

Reserved

2023-06-28

Assigning CNA

mozilla

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-416Use After FreeVariant

Data version

5.1

Document digest

8e559d1b15b543fc2962cd5ba56971047f4e6b9b20b2b87dda46a59c9c1fbbd2

• bugzilla.mozilla.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=1826002
• www.mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2023-22/
• www.mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2023-23/
• www.mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2023-24/
• lists.debian.orghttps://lists.debian.org/debian-lts-announce/2023/07/msg00006.html
• www.debian.orghttps://www.debian.org/security/2023/dsa-5450
• www.debian.orghttps://www.debian.org/security/2023/dsa-5451
• lists.debian.orghttps://lists.debian.org/debian-lts-announce/2023/07/msg00015.html