PULSEUnderground Intel

LIVE37signals / 24h

FEED

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CVE Watch—

CVE-2009-2055

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

CVSS

—

No CVSS

EPSS

3.3%

p88

KEV

YES

Mar 25, 2022

Exploit Today

77

0-100

Published: — · Last modified: —

EPSS · 30d

3.3%EPSS · 30 days3.3%

2026-09-172026-10-15

KEV catalog record

Product

Cisco / IOS XR

Vulnerability

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

Added to KEV

Mar 25, 2022

Remediate by

Apr 15, 2022

Known ransomware use

No

Summary description

Cisco IOS XR,when BGP is the configured routing feature, allows remote attackers to cause a denial-of-service (DoS).

Required action

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2009-2055

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KEV—77Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerability—