CVE-2023-43135 — CRITICAL (9.8)

Vulnerability Description

There is an unauthorized access vulnerability in TP-LINK ER5120G 4.0 2.0.0 Build 210817 Rel.80868n, which allows attackers to obtain sensitive information of the device without authentication, obtain user tokens, and ultimately log in to the device backend management.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Tp-Link	Tl-Er5120G Firmware	2.0.0
Tp-Link	Tl-Er5120G	4.0

Related Weaknesses (CWE)

CWE-862

References

https://github.com/7R4C4R/CVE/blob/main/TPLINK-TL-ER5120G/unauthorized%20access/ExploitThird Party Advisory
https://github.com/7R4C4R/CVE/blob/main/TPLINK-TL-ER5120G/unauthorized%20access/ExploitThird Party Advisory

FAQ

What is CVE-2023-43135?

CVE-2023-43135 is a vulnerability with a CVSS score of 9.8 (CRITICAL). There is an unauthorized access vulnerability in TP-LINK ER5120G 4.0 2.0.0 Build 210817 Rel.80868n, which allows attackers to obtain sensitive information of the device without authentication, obtain ...

How severe is CVE-2023-43135?

CVE-2023-43135 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2023-43135?

Check the references section above for vendor advisories and patch information. Affected products include: Tp-Link Tl-Er5120G Firmware, Tp-Link Tl-Er5120G.