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CVE-2010-3035

7.5
HIGHCVSS v3.1 Base Score
5.30%
LOW RiskEPSS (90th percentile)
KEV
NVD-CWE-noinfo

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.

Published: 8/30/2010
Modified: 4/22/2026
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ACTIVELY EXPLOITED IN THE WILD

This vulnerability is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

Vulnerability Name:

Cisco IOS XR Border Gateway Protocol (BGP) Denial-of-Service Vulnerability

Vendor / Product:

Cisco IOS XR

Required Action:

Apply updates per vendor instructions.

Due Date: 4/15/2022(OVERDUE)
Added to KEV:

3/25/2022

Notes:

https://nvd.nist.gov/vuln/detail/CVE-2010-3035

Vulnerability Summary

CVSS v3 Score

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2 Score

5

AV:N/AC:L/Au:N/C:N/I:N/A:P

EPSS Score (Exploitation Probability)

5.30%LOW Exploitation Risk
90th percentile

This vulnerability has a 5.30% probability of being exploited in the next 30 days, ranking higher than 90% of all scored CVEs.

CWE Classification

NVD-CWE-noinfo

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