CVE-2021-42659

There is a buffer overflow vulnerability in the Web server httpd of the router in Tenda router devices such as Tenda AC9 V1.0 V15.03.02.19(6318) and Tenda AC9 V3.0 V15.03.06.42_multi. When setting the virtual service, the httpd program will crash and exit when the super-long list parameter occurs.
References
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:tenda:ac9_firmware:15.03.05.19\(6318\):*:*:*:*:*:*:*
cpe:2.3:h:tenda:ac9:1.0:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:o:tenda:ac9_firmware:15.03.06.42_multi:*:*:*:*:*:*:*
cpe:2.3:h:tenda:ac9:3.0:*:*:*:*:*:*:*

History

12 Jul 2022, 17:42

Type Values Removed Values Added
CWE CWE-120 CWE-119

02 Jun 2022, 17:39

Type Values Removed Values Added
References (MISC) https://github.com/Lyc-heng/routers/blob/main/routers/stack4.md - (MISC) https://github.com/Lyc-heng/routers/blob/main/routers/stack4.md - Exploit, Third Party Advisory
References (MISC) https://www.cnvd.org.cn/flaw/show/CNVD-2021-24948 - (MISC) https://www.cnvd.org.cn/flaw/show/CNVD-2021-24948 - Third Party Advisory
First Time Tenda ac9 Firmware
Tenda
Tenda ac9
CPE cpe:2.3:h:tenda:ac9:1.0:*:*:*:*:*:*:*
cpe:2.3:o:tenda:ac9_firmware:15.03.05.19\(6318\):*:*:*:*:*:*:*
cpe:2.3:o:tenda:ac9_firmware:15.03.06.42_multi:*:*:*:*:*:*:*
cpe:2.3:h:tenda:ac9:3.0:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown
v2 : 6.1
v3 : 6.5
CWE CWE-120

24 May 2022, 12:38

Type Values Removed Values Added
New CVE

Information

Published : 2022-05-24 12:15

Updated : 2023-12-10 14:22


NVD link : CVE-2021-42659

Mitre link : CVE-2021-42659

CVE.ORG link : CVE-2021-42659


JSON object : View

Products Affected

tenda

  • ac9
  • ac9_firmware
CWE
CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer