CVE-2022-38325: tendacn ac15_firmware Classic Buffer Overflow

Modified

Published 15-09-2022Last modified 03-08-2024

Vulnerability summary

CVE-2022-38325 is a critical (CVSS 9.8) Classic Buffer Overflow vulnerability in tendacn ac15_firmware. EPSS estimates a 1.13% chance of exploitation in the next 30 days, higher than 66% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk

70/100

0100

High · default modelHow is this calculated?

CVSS score

9.8/10

010

Critical · v3.1 (NVD)

EPSS score

1.13%

0%100%

Low · +0.03 pp in 30 days

KEVNot listedNot listed by any tracked catalog.

RansomwareNot flaggedNo ransomware use recorded.

Public exploits1github

Timeline

15-09-2022
PublishedVulnerability first disclosed.
03-08-2024
Last modifiedVulnerability information updated.

Description

Tenda AC15 WiFi Router V15.03.05.19_multi and AC18 WiFi Router V15.03.05.19_multi were discovered to contain a buffer overflow via the filePath parameter at /goform/expandDlnaFile.

CVSS metrics

1 score · 1 source · 1 version

v3.19.8

EPSS trend

Probability

1.13%

Chance of exploitation in the next 30 days

Percentile

66%

Versus all other CVEs

30-day change

Increase +0.03 pp

From 1.10% on 22-09-2026

22-09-202622-10-2026

Known exploited

Compare KEV catalogs

CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

1 found

githubUnverified
Vuls
Maturity: poc

Weaknesses

CWE · root cause

CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.

Affected systems

Tendacn2 products

ac15_firmware15.03.05.19_multi
ac18_firmware15.03.05.19_multi

1 vendor · 2 products

References

1 links

github.com/1160300418/Vuls/blob/main/Tenda/AC/Vul_expandDlnaFile.mdX Refsource MISCExploitThird Party Advisory