Vulnerability in Cisco Ios_xr

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 demonstrat…

EPSS: 0.056 (92.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: .

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2010-3035?
CVE-2010-3035 is a high-severity vulnerability in Cisco Ios_xr. CVSS score: 7.5/10. Published 2010-08-30.
How severe is CVE-2010-3035?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2010-3035 known to be exploited?
Yes. CVE-2010-3035 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-03-25), indicating it is being actively exploited. 3 public proof-of-concept repositories are indexed.