CVE-2021-33367: freeimage_project freeimage Out-of-bounds Read
CVSS: 5.5v3.1MediumModified
AliasesMGASA-2023-0170UBUNTU-CVE-2021-33367DEBIAN-CVE-2021-33367
Published 22-02-2023Last modified 12-03-2025
Vulnerability summary
CVE-2021-33367 is a medium (CVSS 5.5) Out-of-bounds Read vulnerability in freeimage_project freeimage. EPSS estimates a 0.28% chance of exploitation in the next 30 days, higher than 19.2% of scored vulnerabilities.
CVSS score
5.5/10
010
Medium · v3.1 (NVD)EPSS score
0.28%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 22-02-2023PublishedVulnerability first disclosed.
- 12-03-2025Last modifiedVulnerability information updated.
Description
Buffer Overflow vulnerability in Freeimage v3.18.0 allows attacker to cause a denial of service via a crafted JXR file.
CVSS metrics
3 scores · 3 sources · 1 versionMedium 5.5Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HSourcesAll 3 agree
- 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
EPSS trend
Probability
0.28%
Chance of exploitation in the next 30 days
Percentile
19%
Versus all other CVEs
30-day change
0.00 pp
From 0.28% on 20-09-2026
20-09-202620-10-2026
EPSS score0.28%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Debian1 product
- freeimageAll versions (No fix recorded)
Freeimage_project1 product
- freeimage3.18.0
Mageia1 product
- freeimage< 3.18.0-4.1.mga8
Ubuntu1 product
- freeimageAll versions (No fix recorded)
4 vendors · 4 products
References
10 links- lists.fedoraproject.org/archives/…Vendor Advisory
- lists.fedoraproject.org/archives/…Vendor Advisory
- lists.fedoraproject.org/archives/…Vendor Advisory
