CVE-2023-7095

25.12.2023, 01:15

A vulnerability, which was classified as critical, has been found in Totolink A7100RU 7.4cu.2313_B20191024. Affected by this issue is the function main of the file /cgi-bin/cstecgi.cgi?action=login of the component HTTP POST Request Handler. The manipulation of the argument flag leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-248942 is the identifier assigned to this vulnerability.

Classic Buffer Overflow

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	NIST	9.8 CRITICAL	NETWORK	LOW	NONE	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
VulDB	CNA	9.8 CRITICAL				CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVE	ADP	---				---

Base Score

CVSS 3.x

EPSS Score

Percentile: 92%

Vendor	Product	Version
totolink	a7100ru_firmware	7.4cu.2313_b20191024:cu.2313_b20191024

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= Vulnerable software versions

Known Exploits!

Common Weakness Enumeration

CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
The program 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, leading to a buffer overflow.

References

https://github.com/unpWn4bL3/iot-security/blob/main/2.md

https://vuldb.com/?ctiid.248942

https://vuldb.com/?id.248942

https://github.com/unpWn4bL3/iot-security/blob/main/2.md

https://vuldb.com/?ctiid.248942

https://vuldb.com/?id.248942