CVE-2023-38120: sr400ac Command Injection (CVSS 8.8)

Description

Adtran SR400ac ping Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Adtran SR400ac routers. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the ping command, which is available over JSON-RPC. A crafted host parameter can trigger execution of a system call composed from a user-supplied string. An attacker can leverage this vulnerability to execute code in the context of root. . Was ZDI-CAN-20525.

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CVSS v3.1 Score

8.8

HIGH

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-78 OS Command Injection

CWE-77 CWE-77

Affected Products

Vendor	Product	Versions
adtran	sr400ac_firmware	All
adtran	sr400ac_firmware	All
adtran	sr400ac	All

References

Other References

https://www.zerodayinitiative.com/advisories/ZDI-23-1010/ https://www.zerodayinitiative.com/advisories/ZDI-23-1010/

Frequently Asked Questions

What is CVE-2023-38120? +

Adtran SR400ac ping Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Adtran SR400ac routers. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the ping command, which is available over JSON-RPC. A crafted host parameter can trigger execution of a system call composed from a user-supplied string. An attacker can leverage this vulnerability to execute code in the context of root. . Was ZDI-CAN-20525. It has a CVSS v3.1 base score of 8.8 (HIGH).

How severe is CVE-2023-38120? +

CVE-2023-38120 has a CVSS v3.1 score of 8.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2023-38120? +

CVE-2023-38120 affects products from adtran, specifically: sr400ac, sr400ac_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2023-38120? +

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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