// For flags

CVE-2022-2869

libtiff: tiffcrop.c has uint32_t underflow which leads to out of bounds read and write in extractContigSamples8bits()

Severity Score

5.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

libtiff's tiffcrop tool has a uint32_t underflow which leads to out of bounds read and write in the extractContigSamples8bits routine. An attacker who supplies a crafted file to tiffcrop could trigger this flaw, most likely by tricking a user into opening the crafted file with tiffcrop. Triggering this flaw could cause a crash or potentially further exploitation.

La herramienta tiffcrop de libtiff presenta un desbordamiento de uint32_t que conlleva a una lectura y escritura fuera de límites en la rutina extractContigSamples8bits. Un atacante que suministre un archivo diseñado a tiffcrop podría desencadenar este fallo, probablemente engañando a un usuario para que abra el archivo diseñado con tiffcrop. Un desencadenamiento de este fallo podría causar un bloqueo o potencialmente una explotación posterior.

A flaw was found in libtiff's tiffcrop tool that has a uint32_t underflow, which leads to an out-of-bounds read and write in the extractContigSamples8bits routine. This flaw allows an attacker who supplies a crafted file to tiffcrop to trick a user into opening the crafted file with tiffcrop, causing a crash or potential further exploitations.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2022-08-17 CVE Reserved
  • 2022-08-17 CVE Published
  • 2024-03-24 EPSS Updated
  • 2024-08-03 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-125: Out-of-bounds Read
  • CWE-191: Integer Underflow (Wrap or Wraparound)
  • CWE-787: Out-of-bounds Write
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Libtiff
Search vendor "Libtiff"
 Libtiff
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 < 4.4.0
Search vendor "Libtiff" for product "Libtiff" and version " < 4.4.0"
-
Affected
Fedoraproject
Search vendor "Fedoraproject"
 Fedora
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 35
Search vendor "Fedoraproject" for product "Fedora" and version "35"
-
Affected
Fedoraproject
Search vendor "Fedoraproject"
 Fedora
Search vendor "Fedoraproject" for product "Fedora"
 36
Search vendor "Fedoraproject" for product "Fedora" and version "36"
-
Affected
Debian
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 Debian Linux
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 10.0
Search vendor "Debian" for product "Debian Linux" and version "10.0"
-
Affected
Debian
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 Debian Linux
Search vendor "Debian" for product "Debian Linux"
 11.0
Search vendor "Debian" for product "Debian Linux" and version "11.0"
-
Affected