Medium severity · published May 11, 2022
CVE-2022-1622
LibTIFF master branch has an out-of-bounds read in LZWDecode in libtiff/tif_lzw.c:619, allowing attackers to cause a denial-of-service via a crafted tiff file
5.5
CVSS
1.7%
EPSS
No
On KEV
Description
LibTIFF master branch has an out-of-bounds read in LZWDecode in libtiff/tif_lzw.c:619, 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 b4e79bfa.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.7% · higher than 78% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IO
iOS · Apple
before 16.0 · source: NVD
MA
macOS · Apple
11.0 before 11.7; 12.0 before 12.6 · source: NVD
FE
Fedora · Fedoraproject
35; 36 · source: NVD
LI
Libtiff · Libtiff
4.3.0 · source: NVD
OS
Ontap Select Deploy Administration Utility · Netapp
All versions, or not specified · source: NVD
TV
Tvos · Apple
before 16.0 · source: NVD
WA
Watchos · Apple
before 9.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-1622
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-1622
seclists.org
http://seclists.org/fulldisclosure/2022/Oct/28
seclists.org
http://seclists.org/fulldisclosure/2022/Oct/39
Third Party Advisory
http://seclists.org/fulldisclosure/2022/Oct/41
Third Party Advisory
https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-1622.json
Patch
https://gitlab.com/libtiff/libtiff/-/commit/b4e79bfa0c7d2d08f6f1e7ec38143fc8cb11394a
Exploit
https://gitlab.com/libtiff/libtiff/-/issues/410
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