# CVE-2010-3035

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.

- Page: https://www.vulneraibility.com/cve/CVE-2010-3035
- CVSS: 7.5
- Known exploited: yes, in CISA KEV since 2022-03-25; CISA due date 2022-04-15
- EPSS: 5.67% (percentile 93.1)
- CISA SSVC: exploitation active, automatable yes, technical impact partial (assessed 2024-11-08)
- Published: 2010-08-30

## Affected

- cisco:ios_xr

## References

- [other] https://exchange.xforce.ibmcloud.com/vulnerabilities/61443
- [other] http://www.securitytracker.com/id?1024371
- [advisory] http://www.cisco.com/en/US/products/products_security_advisory09186a0080b4411f.shtml
- [other] http://mailman.nanog.org/pipermail/nanog/2010-August/024837.html
- [advisory] http://secunia.com/advisories/41190
- [other] http://www.vupen.com/english/advisories/2010/2227
- [other] http://osvdb.org/67696
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2010-3035

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.