Critical severity · published Feb 2, 2023
CVE-2022-48113
A vulnerability in TOTOLINK N200RE_v5 firmware V9.3.5u.6139 allows unauthenticated attackers to access the telnet service via a crafted POST request
9.8
CVSS
0.9%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 61% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NF
N200re-v5 Firmware · Totolink
9.3.5u.6139 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-48113
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-48113
Exploit
https://wefir.blogspot.com/2022/12/totolink-n200rev5-telnet-backdoor.html
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