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CVE
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CVE-2021-40633Date: (C)2022-06-14   (M)2024-06-18


A memory leak (out-of-memory) in gif2rgb in util/gif2rgb.c in giflib 5.1.4 allows remote attackers trigger an out of memory exception or denial of service via a gif format file.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 8.8CVSS Score : 5.1
Exploit Score: 2.8Exploit Score: 4.9
Impact Score: 5.9Impact Score: 6.4
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: NETWORKAccess Vector: NETWORK
Attack Complexity: LOWAccess Complexity: HIGH
Privileges Required: NONEAuthentication: NONE
User Interaction: REQUIREDConfidentiality: PARTIAL
Scope: UNCHANGEDIntegrity: PARTIAL
Confidentiality: HIGHAvailability: PARTIAL
Integrity: HIGH 
Availability: HIGH 
  
Reference:
https://sourceforge.net/p/giflib/bugs/157/

CWE    1
CWE-401
OVAL    3
oval:org.secpod.oval:def:3302445
oval:org.secpod.oval:def:89051616
oval:org.secpod.oval:def:89051864

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