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CVE-2010-3035

7.5 · HIGHActively Exploited

Cisco IOS XR 3.4.0 through 3.9.1, when BGP is enabled, does not properly handle unrecognized transitive attributes, which allows remote attackers to cause a denial of service (peering reset) via a…

Published Aug 30, 2010ciscoEPSS 5.67%

Overview

CVE-2010-3035 is a high-severity vulnerability affecting cisco ios_xr. It was published on August 30, 2010 and has a CVSS 3.1 base score of 7.5 (HIGH). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Cisco IOS XR 3.4.0 through 3.9.1, when BGP is enabled, does not properly handle unrecognized transitive attributes, which allows remote attackers to cause a denial of service (peering reset) via a crafted prefix announcement, as demonstrated in the wild in August 2010 with attribute type code 99, aka Bug ID CSCti62211.

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

VendorProductVersionsStatus
ciscoios_xr3.4.0Affected

References

Refmailman.nanog.org/pipermail/nanog/2010-August/024837.htmlRefosvdb.org/67696Refsecunia.com/advisories/41190Refwww.cisco.com/en/US/products/products_security_advisory09186a0080b4411f.shtmlRefwww.securitytracker.com/id?1024371Refwww.vupen.com/english/advisories/2010/2227Refexchange.xforce.ibmcloud.com/vulnerabilities/61443Refmailman.nanog.org/pipermail/nanog/2010-August/024837.htmlRefosvdb.org/67696Refsecunia.com/advisories/41190

How CyberStrike helps

Frequently asked questions

What is CVE-2010-3035?

CVE-2010-3035 is a high-severity vulnerability affecting cisco ios_xr. It was published on August 30, 2010 and has a CVSS 3.1 base score of 7.5 (HIGH). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.

How severe is CVE-2010-3035?

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2010-3035?

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-2010-3035?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2010-3035 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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