Pillow
CVE-2020-5313
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/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:L/I:N/A:H
Lifecycle Timeline
1Blast Radius
ecosystem impact- 144 pypi packages depend on pillow (115 direct, 30 indirect)
Ecosystem-wide dependent count for version 6.2.2.
DescriptionNVD
libImaging/FliDecode.c in Pillow before 6.2.2 has an FLI buffer overflow.
AnalysisAI
libImaging/FliDecode.c in Pillow before 6.2.2 has an FLI buffer overflow. Rated high severity (CVSS 7.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Out-of-bounds Read vulnerability could allow attackers to read data from memory outside the intended buffer boundaries.
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. libImaging/FliDecode.c in Pillow before 6.2.2 has an FLI buffer overflow. Affected products include: Python Pillow, Canonical Ubuntu Linux, Debian Debian Linux, Fedoraproject Fedora. Version information: before 6.2.2.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. 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 Buffer Overflow
View allShare
External POC / Exploit Code
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