CVE-2021-28678: fedoraproject fedora
CVSS: 5.5v3.1MediumModified
AliasesALPINE-CVE-2021-28678GHSA-hjfx-8p6c-g7gxBIT-pillow-2021-28678PYSEC-2021-94UBUNTU-CVE-2021-28678DEBIAN-CVE-2021-28678
Published 02-06-2021Last modified 03-08-2024
Vulnerability summary
CVE-2021-28678 is a medium (CVSS 5.5) vulnerability in fedoraproject fedora. EPSS estimates a 0.73% chance of exploitation in the next 30 days, higher than 53.4% of scored vulnerabilities.
CVSS score
5.5/10
010
Medium · v3.1 (NVD)EPSS score
0.73%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 5 · Related 3Timeline
- 02-06-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
An issue was discovered in Pillow before 8.2.0. For BLP data, BlpImagePlugin did not properly check that reads (after jumping to file offsets) returned data. This could lead to a DoS where the decoder could be run a large number of times on empty data.
CVSS metrics
7 scores · 5 sources · 3 versionsMedium 6.8Preferred score · OSV · Pypi (Ecosystem advisory) · calculated from vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:NSourcesSingle source
Medium 5.5Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HSourcesAll 5 agree
- OSV · AlpineEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · PypiEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
0.73%
Chance of exploitation in the next 30 days
Percentile
53%
Versus all other CVEs
30-day change
0.00 pp
From 0.73% on 18-09-2026
18-09-202618-10-2026
EPSS score0.73%
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< 5.1.0-1ubuntu0.6 | < 7.0.0-4ubuntu0.4
- pillow-python2All versions (No fix recorded)
Alpine1 product
- py3-pillow< 8.2.0-r0
Debian1 product
- pillow< 8.1.2+dfsg-0.2
Fedoraproject1 product
- fedoraEOL33
PyPI1 product
- pillow≥ 5.1.0, < 8.2.0 | < 8.2.0
Python1 product
- pillow< 8.2.0
6 vendors · 7 products
References
16 links- pillow.readthedocs.io/en/stable/releasenotes/8.2.0.htmlX Refsource MISCWEBREPORTRelease NotesVendor Advisory
