What is CVE-2023-26767?

CVE-2023-26767 is a high-severity vulnerability in Liblouis, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.5/10. Published 2023-03-16.

How severe is CVE-2023-26767?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2023-26767 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Liblouis

CVE-2023-26767

Buffer Overflow vulnerability found in Liblouis v.3.24.0 allows a remote attacker to cause a denial of service via the lou_logFile function at logginc.c endpoint.

Vulnerability class: Buffer Overflow

EPSS: 0.013 (68.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Liblouis — versions 3.24.0
N/a — versions n/a

Weakness classification (CWE)

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

Public proof-of-concept exploits

References

cve@mitre.org (Exploit, Patch, Issue Tracking)
cve@mitre.org (Patch, Issue Tracking)

Frequently asked questions

What is CVE-2023-26767?: CVE-2023-26767 is a high-severity vulnerability in Liblouis, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.5/10. Published 2023-03-16.
How severe is CVE-2023-26767?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2023-26767 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.