Buffer overflow in Totolink T6

CVE-2022-32050

TOTOLINK T6 V4.1.9cu.5179_B20201015 was discovered to contain a stack overflow via the cloneMac parameter in the function FUN_0041af40.

Vulnerability class: Buffer Overflow

EPSS: 0.011 (61.7th 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

Totolink T6
Totolink T6_firmware — versions 4.1.9cu.5179_b20201015
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, x_refsource_MISC)

Frequently asked questions

What is CVE-2022-32050?: CVE-2022-32050 is a high-severity vulnerability in Totolink T6, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2022-07-01.
How severe is CVE-2022-32050?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2022-32050 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.