CVE-2020-35654: fedoraproject fedora Out-of-bounds Write
CVSS: 8.8v3.1HighModified
AliasesALPINE-CVE-2020-35654GHSA-vqcj-wrf2-7v73BIT-pillow-2020-35654PYSEC-2021-70UBUNTU-CVE-2020-35654DEBIAN-CVE-2020-35654
Published 12-01-2021Last modified 04-08-2024
Vulnerability summary
CVE-2020-35654 is a high (CVSS 8.8) Out-of-bounds Write vulnerability in fedoraproject fedora. EPSS estimates a 1.82% chance of exploitation in the next 30 days, higher than 78.3% of scored vulnerabilities.
CVSS score
8.8/10
010
High · v3.1 (NVD)EPSS score
1.82%
0%100%
Low · +0.02 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 7 · Related 7Timeline
- 12-01-2021PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
In Pillow before 8.1.0, TiffDecode has a heap-based buffer overflow when decoding crafted YCbCr files because of certain interpretation conflicts with LibTIFF in RGBA mode.
CVSS metrics
7 scores · 5 sources · 3 versionsHigh 8.6Preferred score · OSV · Pypi (Ecosystem advisory) · calculated from vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:NSourcesSingle source
High 8.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesAll 5 agree
- OSV · AlpineEcosystem advisory · calculated8.8HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · PypiEcosystem advisory · calculated8.8HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · UbuntuEcosystem advisory · calculated8.8HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated8.8HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Medium 6.8Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
1.82%
Chance of exploitation in the next 30 days
Percentile
78%
Versus all other CVEs
30-day change
+0.02 pp
From 1.80% on 18-09-2026
18-09-202618-10-2026
EPSS score1.82%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ubuntu2 products
- pillow< 7.0.0-4ubuntu0.2
- pillow-python2All versions (No fix recorded)
Alpine1 product
- py3-pillow< 8.1.0-r0
Debian1 product
- pillow< 8.1.0-1
Fedoraproject1 product
- fedoraEOL32 | 33
PyPI1 product
- pillow< 8.1.0
Python1 product
- pillow< 8.1.0
6 vendors · 7 products
References
23 links- pillow.readthedocs.io/en/stable/releasenotes/index.htmlX Refsource MISCWEBREPORTRelease NotesThird Party Advisory
