Vulnerability in Pdfresurrect Project
CVE-2021-3508
A flaw was found in PDFResurrect in version 0.22b. There is an infinite loop in get_xref_linear_skipped() in pdf.c via a crafted PDF file.
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: 0.008 (53.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 53.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
- Pdfresurrect Project — versions 0.22b
- Pdfresurrect — versions PDFResurrect 0.23b
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- github.com/enferex/pdfresurrect/issues/17 (Exploit, Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-3508?
- CVE-2021-3508 is a medium-severity vulnerability in Pdfresurrect Project, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 5.5/10. Published 2021-04-28.
- How severe is CVE-2021-3508?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2021-3508 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.