CVE-2010-3035VulnerabilityPublished 03/25/2022Updated 10/24/2026

CVE-2010-3035: Cisco IOS XR Border Gateway Protocol (BGP) Denial-of-Service Vulnerability

Affects Cisco IOS XRSource CISA KEV

Severity

High

No CVSS score published yet

Exploitation: Actively exploited – in CISA KEV since 03/25/2022
KEV deadline: 04/15/2022
EPSS: 5.7% chance of exploitation in 30 days – higher than 92% of CVEs

What to do

CISA required action

Apply updates per vendor instructions.

nvd.nist.gov/vuln/detail/CVE-2010-3035 (opens in a new tab)

Description

CVE-2010-3035 is a denial-of-service vulnerability in Cisco IOS XR when Border Gateway Protocol (BGP) is configured. Remote attackers can exploit this flaw to cause a DoS condition on affected devices. The vulnerability has been exploited in the wild. No specific affected versions or patch information is provided in the available data.

Summary

Cisco IOS XR, when configured with BGP as the routing feature, contains a vulnerability that allows remote attackers to cause a denial-of-service condition. The vulnerability is identified as CVE-2010-3035 and is known to have been exploited in the wild. The description is limited and does not specify the exact mechanism or affected versions. No patch or remediation details are provided in the input data.

Impact

Exploitation of this vulnerability results in denial-of-service, potentially disrupting network routing on Cisco IOS XR devices configured with BGP. This can lead to network outages or degraded service availability. The vulnerability is confirmed to be exploited in the wild, indicating active threat presence.

Mitigation

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch or workaround information is provided, users should consult Cisco's official advisories for updates and consider applying any recommended mitigations or updates promptly.

Weaknesses

CWE-20Improper Input Validation (opens in a new tab)

What to do

Description

AnalysisAI-generated, updated 10/24/2026, 10:55:49 UTC

Weaknesses

References

Related threats