Critical severity · published Jan 3, 2024
CVE-2023-50921
An issue was discovered on GL.iNet devices through 4.5.0
9.8
CVSS
0.5%
EPSS
No
On KEV
Description
An issue was discovered on GL.iNet devices through 4.5.0. Attackers can invoke the add_user interface in the system module to gain root privileges. This affects A1300 4.4.6, AX1800 4.4.6, AXT1800 4.4.6, MT3000 4.4.6, MT2500 4.4.6, MT6000 4.5.0, MT1300 4.3.7, MT300N-V2 4.3.7, AR750S 4.3.7, AR750 4.3.7, AR300M 4.3.7, and B1300 4.3.7.
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)0.5% · higher than 44% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GF
Gl-a1300 Firmware · Gl-inet
4.4.6 · source: NVD
GF
Gl-ar300m Firmware · Gl-inet
4.3.7 · source: NVD
GF
Gl-ar750 Firmware · Gl-inet
4.3.7 · source: NVD
GF
Gl-ar750s Firmware · Gl-inet
4.3.7 · source: NVD
GF
Gl-ax1800 Firmware · Gl-inet
4.4.6 · source: NVD
GF
Gl-axt1800 Firmware · Gl-inet
4.4.6 · source: NVD
GF
Gl-b1300 Firmware · Gl-inet
4.3.7 · source: NVD
GF
Gl-mt1300 Firmware · Gl-inet
4.3.7 · source: NVD
GF
Gl-mt2500 Firmware · Gl-inet
4.4.6 · source: NVD
GF
Gl-mt3000 Firmware · Gl-inet
4.4.6 · source: NVD
GF
Gl-mt300n-v2 Firmware · Gl-inet
4.3.7 · source: NVD
GF
Gl-mt6000 Firmware · Gl-inet
4.5.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-50921
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-50921
Third Party Advisory
https://github.com/gl-inet/CVE-issues/blob/main/4.0.0/Add_user_vulnerability.md
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