CVE-2020-20746 — Out-of-bounds Write in AC9 Firmware

CWE-787 — Out-of-bounds Write3 documents3 sources
Severity
7.2HIGHNVD
EPSS
3.5%
top 12.44%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Tendacn AC9 Firmware
Timeline
PublishedSep 30
Latest updateMay 24

Description

A stack-based buffer overflow in the httpd server on Tenda AC9 V15.03.06.60_EN allows remote attackers to execute arbitrary code or cause a denial of service (DoS) via a crafted POST request to /goform/SetStaticRouteCfg.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HExploitability: 1.2 | Impact: 5.9

Affected Packages1 packages

▶NVDtendacn/ac9_firmware15.03.06.60_en

🔴Vulnerability Details

2
GHSA
GHSA-hxxx-7hr3-hpmx: A stack-based buffer overflow in the httpd server on Tenda AC9 V15↗2022-05-24
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CVEList
CVE-2020-20746: A stack-based buffer overflow in the httpd server on Tenda AC9 V15↗2021-09-30
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CVE-2020-20746 — Out-of-bounds Write in AC9 Firmware | cvebase