Use After Free in Podofo Project
CVE-2021-30469
A flaw was found in PoDoFo 0.9.7. An use-after-free in PoDoFo::PdfVecObjects::Clear() function can cause a denial of service via a crafted PDF file.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.007 (51.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 51.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Podofo Project — versions 0.9.7
- Fedoraproject Fedora — versions 33
- Red Hat Enterprise Linux — versions 7.0
- Podofo — versions PoDoFo 0.9.7
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugzilla.redhat.com/show_bug.cgi (Exploit, Patch, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2021-30469?
- CVE-2021-30469 is a medium-severity vulnerability in Podofo Project, classified under Use After Free. CVSS score: 5.5/10. Published 2021-05-26.
- How severe is CVE-2021-30469?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2021-30469 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.