SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2015-4285

The Local Packet Transport Services (LPTS) implementation in Cisco IOS XR 5.1.2, 5.1.3, 5.2.1, and 5.2.2 on ASR9k devices makes incorrect decisions about the opening of TCP and UDP ports during the processing of flow base entries, which allows remote…

MEDIUM 5.0EPSS 1.74%

Does this matter?

Lower severity and a low EPSS score (1.74%). Track it; it rarely justifies an emergency change on its own.

Description

The Local Packet Transport Services (LPTS) implementation in Cisco IOS XR 5.1.2, 5.1.3, 5.2.1, and 5.2.2 on ASR9k devices makes incorrect decisions about the opening of TCP and UDP ports during the processing of flow base entries, which allows remote attackers to cause a denial of service (resource consumption) by sending traffic to these ports continuously, aka Bug ID CSCur88273.

CVSS 2.0
5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
EPSS
1.74% probability · 76th percentile
CISA KEV
Not listed
Weakness
CWE-399
Affected
cisco/ios xr
Source
psirt@cisco.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.