CSRF in Cisco 871_integrated_services_router

CVE-2008-4128

Multiple cross-site request forgery (CSRF) vulnerabilities in the HTTP Administration component in Cisco IOS 12.4 on the 871 Integrated Services Router allow remote attackers to execute arbitrary commands via (1) a certain "show privilege"…

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.120 (95.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N.

Affected products

Weakness classification (CWE)

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: .

Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

References

Frequently asked questions

What is CVE-2008-4128?
CVE-2008-4128 is a medium-severity vulnerability in Cisco 871_integrated_services_router, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2008-09-18.
How severe is CVE-2008-4128?
Medium severity. CVSS v3 base score is 4.3 out of 10.
Is CVE-2008-4128 known to be exploited?
Yes. CVE-2008-4128 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2026-07-13), indicating it is being actively exploited.