Integer overflow in Gtkwave

CVE-2023-39317

Multiple integer overflow vulnerabilities exist in the LXT2 num_dict_entries functionality of GTKWave 3.3.115. A specially crafted .lxt2 file can lead to arbitrary code execution. A victim would need to open a malicious file to trigger these vulnerabilities.This vulnerability concerns the integer overflow when allocating the `string_lens` array.

Vulnerability class: Integer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (33.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 33.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-39317: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-39317?
CVE-2023-39317 is a high-severity vulnerability in Gtkwave, classified under Integer Overflow or Wraparound. CVSS score: 7.8/10. Published 2024-01-08.
How severe is CVE-2023-39317?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2023-39317 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.