What is CVE-2023-41561?

CVE-2023-41561 is a critical-severity vulnerability in Tenda Ac5, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2023-08-30.

How severe is CVE-2023-41561?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2023-41561 known to be exploited?

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

Buffer overflow in Tenda Ac5

CVE-2023-41561

Tenda AC9 V3.0 V15.03.06.42_multi and Tenda AC5 US_AC5V1.0RTL_V15.03.06.28 were discovered to contain a stack overflow via parameter startIp and endIp at url /goform/SetPptpServerCfg.

Vulnerability class: Buffer Overflow

EPSS: 0.007 (49.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Tenda Ac5 — versions 1.0
Tenda Ac5_firmware — versions 15.03.06.28
Tenda Ac9 — versions 3.0
Tenda Ac9_firmware — versions 15.03.06.42_multi
N/a — versions n/a

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

Public proof-of-concept exploits

References

cve@mitre.org (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-41561?: CVE-2023-41561 is a critical-severity vulnerability in Tenda Ac5, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2023-08-30.
How severe is CVE-2023-41561?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2023-41561 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.