Out-of-bounds Read in Python Pillow
CVE-2020-35653
In Pillow before 8.1.0, PcxDecode has a buffer over-read when decoding a crafted PCX file because the user-supplied stride value is trusted for buffer calculations.
Vulnerability class: Buffer Overflow
EPSS: 0.015 (71.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H.
Affected products
- Python Pillow
- Debian Debian_linux — versions 9.0
- Fedoraproject Fedora — versions 32, 33
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Third Party Advisory, x_refsource_MISC, Release Notes)
- cve@mitre.org (x_refsource_FEDORA, vendor-advisory)
- cve@mitre.org (x_refsource_FEDORA, vendor-advisory)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List)
Frequently asked questions
- What is CVE-2020-35653?
- CVE-2020-35653 is a high-severity vulnerability in Python Pillow, classified under Out-of-bounds Read. CVSS score: 7.1/10. Published 2021-01-12.
- How severe is CVE-2020-35653?
- High severity. CVSS v3 base score is 7.1 out of 10.