Ok File Formats
CVE-2018-20618
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
ok-file-formats through 2018-10-16 has a heap-based buffer over-read in the ok_mo_decode2 function in ok_mo.c.
AnalysisAI
ok-file-formats through 2018-10-16 has a heap-based buffer over-read in the ok_mo_decode2 function in ok_mo.c. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified as Out-of-bounds Read (CWE-125), which allows attackers to read data from memory outside the intended buffer boundaries. ok-file-formats through 2018-10-16 has a heap-based buffer over-read in the ok_mo_decode2 function in ok_mo.c. Affected products include: Ok-File-Formats Project Ok-File-Formats. Version information: through 2018.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate array indices and buffer lengths. Use memory-safe languages. Enable AddressSanitizer during testing.
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Same weakness CWE-125 – Out-of-bounds Read
View allSame technique Information Disclosure
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External POC / Exploit Code
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