Vulnerability in Elfutils Project
CVE-2021-33294
In elfutils 0.183, an infinite loop was found in the function handle_symtab in readelf.c .Which allows attackers to cause a denial of service (infinite loop) via crafted 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: 0.003 (19.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 19.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Elfutils Project — versions 0.183
Weakness classification (CWE)
Public proof-of-concept exploits
References
- sourceware.org/bugzilla/show_bug.cgi (Exploit, Issue Tracking)
- sourceware.org/pipermail/elfutils-devel/2021q1/003607.html (Patch, Mailing List)
Frequently asked questions
- What is CVE-2021-33294?
- CVE-2021-33294 is a medium-severity vulnerability in Elfutils Project, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 5.5/10. Published 2023-07-18.
- How severe is CVE-2021-33294?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2021-33294 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.