CVE-2023-39745

TP-Link TL-WR940N V2, TP-Link TL-WR941ND V5 and TP-Link TL-WR841N V8 were discovered to contain a buffer overflow via the component /userRpm/AccessCtrlAccessRulesRpm. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted GET request.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/16/TP-Link%20WR940N%20WR941ND%20WR841N%20wireless%20router%20userRpmAccessCtrlAccessRulesRpm%20buffer%20read%20out-of-bounds%20vulnerability.md	Exploit Third Party Advisory
https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/16/TP-Link%20WR940N%20WR941ND%20WR841N%20wireless%20router%20userRpmAccessCtrlAccessRulesRpm%20buffer%20read%20out-of-bounds%20vulnerability.md	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:tp-link:tl-wr940n_v2_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:tp-link:tl-wr940n_v2:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:tp-link:tl-wr941nd_v5_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:tp-link:tl-wr941nd_v5:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND

cpe:2.3:o:tp-link:tl-wr841n_v8_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:tp-link:tl-wr841n_v8:-:*:*:*:*:*:*:*

History

21 Nov 2024, 08:15

Type	Values Removed	Values Added
References	() https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/16/TP-Link%20WR940N%20WR941ND%20WR841N%20wireless%20router%20userRpmAccessCtrlAccessRulesRpm%20buffer%20read%20out-of-bounds%20vulnerability.md - Exploit, Third Party Advisory	() https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/16/TP-Link%20WR940N%20WR941ND%20WR841N%20wireless%20router%20userRpmAccessCtrlAccessRulesRpm%20buffer%20read%20out-of-bounds%20vulnerability.md - Exploit, Third Party Advisory

25 Aug 2023, 15:02

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.5
CWE		CWE-120
First Time		Tp-link tl-wr941nd V5 Firmware Tp-link tl-wr841n V8 Tp-link tl-wr941nd V5 Tp-link Tp-link tl-wr940n V2 Tp-link tl-wr940n V2 Firmware Tp-link tl-wr841n V8 Firmware
References	(MISC) https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/16/TP-Link%20WR940N%20WR941ND%20WR841N%20wireless%20router%20userRpmAccessCtrlAccessRulesRpm%20buffer%20read%20out-of-bounds%20vulnerability.md -	(MISC) https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/16/TP-Link%20WR940N%20WR941ND%20WR841N%20wireless%20router%20userRpmAccessCtrlAccessRulesRpm%20buffer%20read%20out-of-bounds%20vulnerability.md - Exploit, Third Party Advisory
CPE		cpe:2.3:o:tp-link:tl-wr841n_v8_firmware:-:::::::* cpe:2.3:h:tp-link:tl-wr941nd_v5:-:::::::* cpe:2.3:h:tp-link:tl-wr940n_v2:-:::::::* cpe:2.3:o:tp-link:tl-wr940n_v2_firmware:-:::::::* cpe:2.3:o:tp-link:tl-wr941nd_v5_firmware:-:::::::* cpe:2.3:h:tp-link:tl-wr841n_v8:-:::::::*

21 Aug 2023, 12:47

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-08-21 03:15

Updated : 2024-11-21 08:15

NVD link : CVE-2023-39745

Mitre link : CVE-2023-39745

CVE.ORG link : CVE-2023-39745

JSON object : View

Products Affected

tp-link

tl-wr940n_v2
tl-wr841n_v8_firmware
tl-wr941nd_v5
tl-wr841n_v8
tl-wr940n_v2_firmware
tl-wr941nd_v5_firmware

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

7.5 /10