Buffer overflow in Picoc Project
CVE-2022-44314
PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the StringStrncpy function in cstdlib/string.c when called from ExpressionParseFunctionCall.
Vulnerability class: Buffer Overflow
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 (22.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 23rd percentile — 22.7% 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
- Picoc Project — versions 3.2.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/jpoirier/picoc/issues/37 (Exploit, Third Party Advisory, Issue Tracking)
- gitlab.com/zsaleeba/picoc/-/issues/48 (Exploit, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2022-44314?
- CVE-2022-44314 is a medium-severity vulnerability in Picoc Project, classified under Out-of-bounds Write. CVSS score: 5.5/10. Published 2022-11-08.
- How severe is CVE-2022-44314?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2022-44314 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.