What is CVE-2023-45929?

CVE-2023-45929 is a critical-severity vulnerability in Jedsoft S-Lang, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.1/10. Published 2024-03-27.

How severe is CVE-2023-45929?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Buffer overflow in Jedsoft S-Lang

CVE-2023-45929

S-Lang 2.3.2 was discovered to contain a segmentation fault via the function fixup_tgetstr().

Vulnerability class: Buffer Overflow

Published 2024-03-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.

EPSS exploit prediction

EPSS: 0.007 (51.7th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 51.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Jedsoft S-Lang — versions 2.3.2

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

lists.jedsoft.org/lists/slang-users/2023/0000002.html (Mailing List)
seclists.org/fulldisclosure/2024/Jan/57 (Mailing List)

Frequently asked questions

What is CVE-2023-45929?: CVE-2023-45929 is a critical-severity vulnerability in Jedsoft S-Lang, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.1/10. Published 2024-03-27.
How severe is CVE-2023-45929?: Critical severity. CVSS v3 base score is 9.1 out of 10.