CVE-2022-44320
CVE-2022-44320 is a medium-severity vulnerability in Picoc Project Picoc with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- EPSS exploit prediction: 0% (23rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Picoc Project Picoc
- Published:
- Last modified:
Description
PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the ExpressionCoerceFP function in expression.c when called from ExpressionParseFunctionCall.
Frequently asked questions
- What is CVE-2022-44320?
- PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the ExpressionCoerceFP function in expression.c when called from ExpressionParseFunctionCall.
- How severe is CVE-2022-44320?
- CVE-2022-44320 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2022-44320 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-44320?
- CVE-2022-44320 affects Picoc Project Picoc. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-44320?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2022-44320 published?
- CVE-2022-44320 was published on 2022-11-08 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:picoc_project:picoc:3.2.2:*:*:*:*:*:*:*
More vulnerabilities in Picoc Project Picoc
- CVE-2019-16277 — High (CVSS 7.8): PicoC 2.1 has a heap-based buffer overflow in StringStrcpy in cstdlib/string.c when called from…
- CVE-2022-44321 — Medium (CVSS 5.5): PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the LexSkipComment function in lex.c when…
- CVE-2022-44319 — Medium (CVSS 5.5): PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the StdioBasePrintf function in…
- CVE-2022-44318 — Medium (CVSS 5.5): PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the StringStrcat function in cstdlib/string.c…
- CVE-2022-44317 — Medium (CVSS 5.5): PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the StdioOutPutc function in cstdlib/stdio.c…
- CVE-2022-44316 — Medium (CVSS 5.5): PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the LexGetStringConstant function in lex.c when…
All CVEs affecting Picoc Project Picoc →
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