High severity · published Feb 6, 2024
CVE-2023-36498
A post-authentication command injection vulnerability exists in the PPTP client functionality of Tp-Link ER7206 Omada Gigabit VPN Router 1.3.0 build 20230322 Rel.70591
7.2
CVSS
3.4%
EPSS
No
On KEV
Description
A post-authentication command injection vulnerability exists in the PPTP client functionality of Tp-Link ER7206 Omada Gigabit VPN Router 1.3.0 build 20230322 Rel.70591. A specially crafted HTTP request can lead to arbitrary command injection. An attacker can make an authenticated HTTP request to trigger this vulnerability and gain access to an unrestricted shell.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.4% · higher than 89% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EF
Er7206 Firmware · Tp-link
1.3.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-36498
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-36498
Exploit
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1853
www.talosintelligence.com
https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1853
More from Er7206 Firmware
9.8
CVE-2026-19586
Pre-Authentication OS Command Injection in Omada Gateways on OpenVPN Server in Omada Gateways
9.8
CVE-2025-7851
Unauthorized root access via debug functionality
9.8
CVE-2025-6542
OS command injection in multiple parameters
8.8
CVE-2025-6541
OS command injection using information obtained from the web management interface
7.4
CVE-2026-19683
Unencrypted Credential Transmission in Omada Gateway Dynamic DNS Authentication in Omada Gateways