CVE-2023-6277: Libtiff: out-of-memory in tiffopen via a craft file

Medium severity · published Nov 24, 2023

CVE-2023-6277

Libtiff: out-of-memory in tiffopen via a craft file

6.5

CVSS

1.8%

EPSS

On KEV

Description

An out-of-memory flaw was found in libtiff. Passing a crafted tiff file to TIFFOpen() API may allow a remote attacker to cause a denial of service via a craft input with size smaller than 379 KB.

CVSS vector

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

Attack vector

Network

Complexity

Low

Privileges

None

User interaction

Required

Confidentiality

None

Integrity

None

Availability

High

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)1.8% · higher than 79% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

Red Hat Enterprise Linux 6 · Red Hat

All versions, or not specified · source: vendor

Red Hat Enterprise Linux 7 · Red Hat

All versions, or not specified · source: vendor

Red Hat Enterprise Linux 8 · Red Hat

All versions, or not specified · source: vendor

Red Hat Enterprise Linux 9 · Red Hat

All versions, or not specified · source: vendor

Fedora · Fedoraproject

38 · source: NVD

Libtiff · Libtiff

All versions, or not specified · source: NVD

Affected product

Red Hat Enterprise Linux 6

Red Hat

All Red Hat Enterprise Linux 6 CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2023-6277

CVE.org

https://www.cve.org/CVERecord?id=CVE-2023-6277

Third Party Advisory

https://access.redhat.com/security/cve/CVE-2023-6277

Issue Tracking

https://bugzilla.redhat.com/show_bug.cgi?id=2251311

Exploit

https://gitlab.com/libtiff/libtiff/-/issues/614

Patch

https://gitlab.com/libtiff/libtiff/-/merge_requests/545

seclists.org

http://seclists.org/fulldisclosure/2024/Jul/16

seclists.org

http://seclists.org/fulldisclosure/2024/Jul/17