Is CVE-2013-20007 exploited in the wild?

No. Junglewise Threat Intelligence has no report of CVE-2013-20007 being exploited in the wild.

How severe is CVE-2013-20007?

High severity, with a CVSS score of 7.2, published 28 October 2026.

Which products and versions are affected?

Linksys WAG200G through 1.01.06.

Is there a fix for CVE-2013-20007?

No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

How is CVE-2013-20007 attacked?

It is attacked over the network.

Am I affected by CVE-2013-20007?

Check whether you run Linksys WAG200G at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

CVE-2013-20007: Linksys WAG200G OS command injection in timer_interval

CVE-2013-20007 · Severity: high · CVSS 7.2 · Published 2026-10-28

The Linksys WAG200G is a wireless ADSL home gateway router. An authenticated attacker can inject arbitrary shell commands through the timer_interval parameter in the device's web interface, allowing them to execute commands with device privileges, start telnet services, or install persistent backdoors for complete device control.

Technologies: Linksys WAG200G. Vendors: Linksys.

Quick answers

Is CVE-2013-20007 exploited in the wild?: No. Junglewise Threat Intelligence has no report of CVE-2013-20007 being exploited in the wild.
How severe is CVE-2013-20007?: High severity, with a CVSS score of 7.2, published 28 October 2026.
Which products and versions are affected?: Linksys WAG200G through 1.01.06.
Is there a fix for CVE-2013-20007?: No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2013-20007 attacked?: It is attacked over the network.
Am I affected by CVE-2013-20007?: Check whether you run Linksys WAG200G at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Technical details

The vulnerability is an OS command injection flaw in the setup.cgi endpoint where the timer_interval parameter is not properly sanitized before being passed to a shell command. An authenticated attacker can inject backtick-delimited shell commands (e.g., `ping 192.168.1.1`) that are executed with root privileges. No patch has been released; the advisory indicates no known solution is available.

Affected products

Linksys WAG200G through 1.01.06

Timeline

2012-10: disclosed: Vulnerability discovered
2012-10-16: other: Vendor contacted with details
2012-11-15: other: Vendor case closed
2013-02-08: advisory: Public advisory released

References

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