CVE-2022-48113 — CRITICAL (9.8)

Vulnerability Description

A vulnerability in TOTOLINK N200RE_v5 firmware V9.3.5u.6139 allows unauthenticated attackers to access the telnet service via a crafted POST request. Attackers are also able to leverage this vulnerability to login as root via hardcoded credentials.

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
Totolink	N200Re-V5 Firmware	9.3.5u.6139
Totolink	N200Re-V5	-

Related Weaknesses (CWE)

CWE-798

References

https://wefir.blogspot.com/2022/12/totolink-n200rev5-telnet-backdoor.htmlExploitThird Party Advisory
https://wefir.blogspot.com/2022/12/totolink-n200rev5-telnet-backdoor.htmlExploitThird Party Advisory

FAQ

What is CVE-2022-48113?

CVE-2022-48113 is a vulnerability with a CVSS score of 9.8 (CRITICAL). A vulnerability in TOTOLINK N200RE_v5 firmware V9.3.5u.6139 allows unauthenticated attackers to access the telnet service via a crafted POST request. Attackers are also able to leverage this vulnerabi...

How severe is CVE-2022-48113?

CVE-2022-48113 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-2022-48113?

Check the references section above for vendor advisories and patch information. Affected products include: Totolink N200Re-V5 Firmware, Totolink N200Re-V5.