CVE-2023-31979
CVE-2023-31979 is a high-severity vulnerability in Fossies Catdoc with a CVSS 3.x base score of 7.8. 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-120.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- EPSS exploit prediction: 0% (20th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-120
- Affected product: Fossies Catdoc
- Published:
- Last modified:
Description
Catdoc v0.95 was discovered to contain a global buffer overflow via the function process_file at /src/reader.c.
Frequently asked questions
- What is CVE-2023-31979?
- Catdoc v0.95 was discovered to contain a global buffer overflow via the function process_file at /src/reader.c.
- How severe is CVE-2023-31979?
- CVE-2023-31979 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2023-31979 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-31979?
- CVE-2023-31979 affects Fossies Catdoc. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-31979?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2023-31979 published?
- CVE-2023-31979 was published on 2023-05-09 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:fossies:catdoc:0.95:*:*:*:*:*:*:*
More vulnerabilities in Fossies Catdoc
- CVE-2024-54028 — High (CVSS 8.4): An integer underflow vulnerability exists in the OLE Document DIFAT Parser functionality of catdoc 0.95. A specially…
- CVE-2024-52035 — High (CVSS 8.4): An integer overflow vulnerability exists in the OLE Document File Allocation Table Parser functionality of catdoc 0.95.…
- CVE-2017-11110 — High (CVSS 7.8): The ole_init function in ole.c in catdoc 0.95 allows remote attackers to cause a denial of service (heap-based buffer…
- CVE-2023-46345 — High (CVSS 7.5): Catdoc v0.95 was discovered to contain a NULL pointer dereference via the component xls2csv at src/xlsparse.c.
- CVE-2023-41633 — Medium (CVSS 5.5): Catdoc v0.95 was discovered to contain a NULL pointer dereference via the component xls2csv at src/fileutil.c.
All CVEs affecting Fossies Catdoc →
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