CVE-2023-29659

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

0.93% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 57.9% 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:N/UI:R/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

2023-05-05 00:00Z3 YR AGO

Last updated

2025-01-29 19:10Z1 YR AGO

Reserved

2023-04-07

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Medium (CVSS 6.5)

CNA CVSS vector

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

Weaknesses

• CWE-369Divide By ZeroBase

Data version

5.1

Document digest

ee33adaacc5be345ed22c8cbd7b2f0137035090ae08d337f704e9f7e6357cbee

• github.comhttps://github.com/strukturag/libheif/issues/794
• lists.fedoraproject.orgFEDORA-2023-e679ea4fa2https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LGKHDCS4HRZE3UGXYYDYPTIPNIBRLQ5L/vendor-advisory
• lists.fedoraproject.orgFEDORA-2023-440c8694e5https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CKAE6NQBA3Q7GS6VTNDZRZZZVPPEFUEZ/vendor-advisory