What is CVE-2023-49441?

CVE-2023-49441 is a high-severity vulnerability in Thekelleys Dnsmasq, classified under Integer Overflow or Wraparound. CVSS score: 7.5/10. Published 2024-06-06.

How severe is CVE-2023-49441?

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

Integer overflow in Thekelleys Dnsmasq

CVE-2023-49441

dnsmasq 2.9 is vulnerable to Integer Overflow via forward_query.

Vulnerability class: Integer Overflow

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

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.

EPSS exploit prediction

EPSS: 0.007 (51.2th percentile), scored 2026-10-28.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 51.2% 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

Thekelleys Dnsmasq — versions 2.9

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

References

lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2023q4/017332.html (Exploit, Mailing List)
thekelleys.org.uk/gitweb/ (Broken Link)

Frequently asked questions

What is CVE-2023-49441?: CVE-2023-49441 is a high-severity vulnerability in Thekelleys Dnsmasq, classified under Integer Overflow or Wraparound. CVSS score: 7.5/10. Published 2024-06-06.
How severe is CVE-2023-49441?: High severity. CVSS v3 base score is 7.5 out of 10.