CVE-2020-28248

An integer overflow in the PngImg::InitStorage_() function of png-img before 3.1.0 leads to an under-allocation of heap memory and subsequently an exploitable heap-based buffer overflow when loading a crafted PNG file.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.8 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 75%
VendorProductVersion
png-img_projectpng-img
𝑥
< 3.1.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/gemini-testing/png-img
https://github.com/gemini-testing/png-img/commit/14ac462a32ca4b3b78f56502ac976d5b0222ce3d
https://github.com/gemini-testing/png-img/compare/v3.0.0...v3.1.0
https://securitylab.github.com/advisories/GHSL-2020-142-gemini-png-img
https://github.com/gemini-testing/png-img
https://github.com/gemini-testing/png-img/commit/14ac462a32ca4b3b78f56502ac976d5b0222ce3d
https://github.com/gemini-testing/png-img/compare/v3.0.0...v3.1.0
https://securitylab.github.com/advisories/GHSL-2020-142-gemini-png-img