Critical severity · published Jan 9, 2024
CVE-2023-7220
A vulnerability was found in Totolink NR1800X 9.1.0u.6279_B20210910 and classified as critical
9.8
CVSS
1.5%
EPSS
No
On KEV
Description
A vulnerability was found in Totolink NR1800X 9.1.0u.6279_B20210910 and classified as critical. Affected by this issue is the function loginAuth of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument password leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-249854 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
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)1.5% · higher than 74% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NF
Nr1800x Firmware · Totolink
9.1.0u.6279_b20210910 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-7220
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-7220
Exploit
https://github.com/jylsec/vuldb/blob/main/TOTOLINK/NR1800X/1/README.md
Permissions Required
https://vuldb.com/?ctiid.249854
Permissions Required
https://vuldb.com/?id.249854
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