CVE-2022-27022

There is a stack overflow vulnerability in the SetSysTimeCfg() function in the httpd service of Tenda AC9 V15.03.2.21_cn. The attacker can obtain a stable root shell through a constructed payload.

CVSS v3 9.8 CRITICAL
CVSS v2.0 10.0 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

10.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/EPhaha/IOT_vuln/tree/main/Tenda/AC9/14	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:tenda:ac9_firmware:15.03.2.21_cn:*:*:*:*:*:*:*

cpe:2.3:h:tenda:ac9:-:*:*:*:*:*:*:*

History

14 Apr 2022, 20:41

Type	Values Removed	Values Added
CWE		CWE-787
CPE		cpe:2.3:h:tenda:ac9:-:::::::* cpe:2.3:o:tenda:ac9_firmware:15.03.2.21_cn:::::::*
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 10.0 v3 : 9.8
First Time		Tenda Tenda ac9 Firmware Tenda ac9
References	~~(MISC) https://github.com/EPhaha/IOT_vuln/tree/main/Tenda/AC9/14 -~~	(MISC) https://github.com/EPhaha/IOT_vuln/tree/main/Tenda/AC9/14 - Exploit, Third Party Advisory

07 Apr 2022, 16:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2022-04-07 16:15

Updated : 2023-12-10 14:22

NVD link : CVE-2022-27022

Mitre link : CVE-2022-27022

CVE.ORG link : CVE-2022-27022

JSON object : View

Products Affected

tenda

ac9_firmware
ac9

CWE

CWE-787

Out-of-bounds Write

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