Medium severity · published Mar 3, 2023
CVE-2022-4645
LibTIFF 4.4.0 has an out-of-bounds read in tiffcp in tools/tiffcp.c:948, allowing attackers to cause a denial-of-service via a crafted tiff file
5.5
CVSS
0.4%
EPSS
No
On KEV
Description
LibTIFF 4.4.0 has an out-of-bounds read in tiffcp in tools/tiffcp.c:948, allowing attackers to cause a denial-of-service via a crafted tiff file. For users that compile libtiff from sources, the fix is available with commit e8131125.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 37% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FE
Fedora · Fedoraproject
36; 37; 38 · source: NVD
LI
Libtiff · Libtiff
3.5.1 through 4.4.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-4645
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-4645
Third Party Advisory
https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-4645.json
Patch
https://gitlab.com/libtiff/libtiff/-/commit/e813112545942107551433d61afd16ac094ff246
Exploit
https://gitlab.com/libtiff/libtiff/-/issues/277
Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2ZTFA6GGOKFPIQNHDBMXYUR4XUXUJESE/
Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BA6GRCAQ7NR2OK5N44UQRGUJBIYKWJJH/
Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OLM763GGZVVOAXIQXG6YGTYJ5VFYNECQ/
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