What is CVE-2022-32048?

CVE-2022-32048 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-2022-32048?

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

Is CVE-2022-32048 known to be exploited?

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

Buffer overflow in Totolink T6

CVE-2022-32048

TOTOLINK T6 V4.1.9cu.5179_B20201015 was discovered to contain a stack overflow via the command parameter in the function FUN_0041cc88.

Vulnerability class: Buffer Overflow

Published 2022-07-01 · 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: 0.011 (65.2th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 65.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: +0.000

Affected products

Totolink T6
Totolink T6 Firmware — versions 4.1.9cu.5179_b20201015

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

Public proof-of-concept exploits

References

github.com/d1tto/IoT-vuln/tree/main/Totolink/T6-v2/10.setTracerouteCfg (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-32048?: CVE-2022-32048 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-2022-32048?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2022-32048 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.