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cve[email protected]CVE-2009-2055
HistoryOct 03, 2022 - 4:24 p.m.

CVE-2009-2055

2022-10-0316:24:06
CWE-20
web.nvd.nist.gov
822
In Wild
cisco
ios xr
denial of service
bgp
cve-2009-2055

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

6.5 Medium

AI Score

Confidence

Low

0.005 Low

EPSS

Percentile

77.2%

Cisco IOS XR 3.4.0 through 3.8.1 allows remote attackers to cause a denial of service (session reset) via a BGP UPDATE message with an invalid attribute, as demonstrated in the wild on 17 August 2009.

Affected configurations

NVD
Node
ciscoios_xrMatch3.4
OR
ciscoios_xrMatch3.4.0
OR
ciscoios_xrMatch3.4.1
OR
ciscoios_xrMatch3.4.2
OR
ciscoios_xrMatch3.4.3
OR
ciscoios_xrMatch3.5
OR
ciscoios_xrMatch3.5.2
OR
ciscoios_xrMatch3.5.3
OR
ciscoios_xrMatch3.5.4
OR
ciscoios_xrMatch3.6.0
OR
ciscoios_xrMatch3.6.1
OR
ciscoios_xrMatch3.6.2
OR
ciscoios_xrMatch3.6.3
OR
ciscoios_xrMatch3.7.0
OR
ciscoios_xrMatch3.7.1
OR
ciscoios_xrMatch3.7.2
OR
ciscoios_xrMatch3.7.3
OR
ciscoios_xrMatch3.8.0
OR
ciscoios_xrMatch3.8.1

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

6.5 Medium

AI Score

Confidence

Low

0.005 Low

EPSS

Percentile

77.2%