CVE-2009-2765

What it is

httpd.c in httpd in the management GUI in DD-WRT 24 sp1, and other versions before build 12533, allows remote attackers to execute arbitrary commands via shell metacharacters in a request to a cgi-bin/ URI.

At a glance

Exploitability

Can be exploited from the same network segment without logging in. High risk of data exposure, data tampering, service disruption.

Exploit odds

82.5% chance of exploitation in the next 30 days (EPSS). Higher than most.

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2009-08-14 00:00 UTC ReservedThe CVE id was reserved by its CNA
2. 2009-08-14 15:16 UTC PublishedDisclosed publicly on CVE.org and NVD
3. 2026-06-16 23:10 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 82.5% in the next 30 days (EPSS).
• Severity: 8.3 HIGH (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2009-08-14 15:16 UTC

Last modified

2026-06-16 23:10 UTC

Exploit probability

82.5% · EPSS, next 30 days

Weakness

CWE-20 · Improper input validation

Record status

Modified

Affected

• dd-wrt ≤ 24

Attack profile CVSS 2.0 · 8.3

Attack vector

Adjacent network

Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2009-2765.md and follow it. Check whether this project is affected by CVE-2009-2765. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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