Is CVE-2009-1561 being actively exploited?

CVE-2009-1561 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2009-1561?

CVE-2009-1561 has a CVSS 2.0 base score of 6.8 (MEDIUM).

CVE-2009-1561

MEDIUM · CVSS 6.8EPSS 3.4%EU EUVD

Cross-site request forgery (CSRF) vulnerability in administration.cgi on the Cisco Linksys WRT54GC router with firmware 1.05.7 allows remote attackers to hijack the intranet connectivity of arbitrary users for requests that change the administrator password via the sysPasswd and sysConfirmPasswd parameters.

Key facts

CVSS score: 6.8 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness (CWE): CWE-352
EPSS score: 3.4% (89th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2009-1557)
Published: May 6, 2009
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-1557 in the EU Vulnerability Database. Last updated in EUVD on September 17, 2024.

View on the EU Vulnerability Database

Affected products

cisco / wrt54gc

References

http://archives.neohapsis.com/archives/bugtraq/2009-04/0198.html
http://packetstormsecurity.org/0904-exploits/linksysadmin-passwd.txt(Exploit)
http://secunia.com/advisories/34805(Vendor Advisory)
http://www.falandodeseguranca.com/?p=17
http://www.securityfocus.com/bid/34616(Exploit)
http://www.vupen.com/english/advisories/2009/1172(Vendor Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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