CVE-2009-2056
3.3 · LOWOverview
CVE-2009-2056 is a low-severity vulnerability affecting cisco ios_xr. It was published on August 21, 2009 and has a CVSS 2.0 base score of 3.3 (LOW).
This vulnerability has a CVSS 2.0 base score of 3.3, rated LOW. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
Cisco IOS XR 3.8.1 and earlier allows remote authenticated users to cause a denial of service (process crash) via vectors involving a BGP UPDATE message with many AS numbers prepended to the AS path.
Remediation
Check the references section for vendor advisories and patches from cisco. Update ios_xr to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| cisco | ios_xr | 0 | Affected |
Frequently Asked Questions
What is CVE-2009-2056?
CVE-2009-2056 is a low-severity vulnerability affecting cisco ios_xr. It was published on August 21, 2009 and has a CVSS 2.0 base score of 3.3 (LOW).
How severe is CVE-2009-2056?
This vulnerability has a CVSS 2.0 base score of 3.3, rated LOW. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2009-2056?
Check the references section for vendor advisories and patches from cisco. Update ios_xr to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2009-2056?
CyberStrike's AI-powered security agents can automatically detect CVE-2009-2056 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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