CVE-2023-36498: er7206 Command Injection — Exploit

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.

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CVSS v3.1 Score

7.2

HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-78 OS Command Injection

Affected Products

Vendor	Product	Versions
tp-link	er7206_firmware	All
tp-link	er7206	All

References

Exploits

https://talosintelligence.com/vulnerability_reports/TALOS-2023-1853 https://talosintelligence.com/vulnerability_reports/TALOS-2023-1853

Other References

https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1853

Frequently Asked Questions

What is 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. 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. It has a CVSS v3.1 base score of 7.2 (HIGH).

How severe is CVE-2023-36498? +

CVE-2023-36498 has a CVSS v3.1 score of 7.2 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2023-36498? +

CVE-2023-36498 affects products from tp-link, specifically: er7206, er7206_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2023-36498? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2023-36498