CVE-2023-40745

Name: CVE-2023-40745
Creator: NVD / NIST
Published: 2023-10-05T19:15:11.26+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 1.13%

Last modified Jun 17, 2026

CVE-2023-40745 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. LibTIFF is vulnerable to an integer overflow. This flaw allows remote attackers to cause a denial of service (application crash) or possibly execute an arbitrary code via a crafted tiff image, which triggers a heap-based buffer overflow.. EPSS estimates a 1.13% chance of exploitation in the next 30 days.

Description

LibTIFF is vulnerable to an integer overflow. This flaw allows remote attackers to cause a denial of service (application crash) or possibly execute an arbitrary code via a crafted tiff image, which triggers a heap-based buffer overflow.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

1.13%

62.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Libtiff	Libtiff	< 4.6.0
Netapp	Active Iq Unified Manager	All versions
Fedoraproject	Fedora	All versions
Redhat	Enterprise Linux	8.0
Redhat	Enterprise Linux	9.0

References

https://access.redhat.com/errata/RHSA-2024:2289
https://access.redhat.com/security/cve/CVE-2023-40745Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2235265Issue Tracking, Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:2289
https://access.redhat.com/security/cve/CVE-2023-40745Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2235265Issue Tracking, Third Party Advisory
https://security.netapp.com/advisory/ntap-20231110-0005/

Timeline

Published: Oct 5, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-40745?

How severe is CVE-2023-40745?

CVE-2023-40745 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.13% probability of exploitation in the next 30 days.

How do I fix CVE-2023-40745?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-40745?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST