SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2014-3335

Cisco IOS XR 4.3(.2) and earlier on ASR 9000 devices does not properly perform NetFlow sampling of packets with multicast destination MAC addresses, which allows remote attackers to cause a denial of service (chip and card hangs) via a crafted packet,…

MEDIUM 4.6EPSS 1.11%

Does this matter?

Lower severity and a low EPSS score (1.11%). Track it; it rarely justifies an emergency change on its own.

Description

Cisco IOS XR 4.3(.2) and earlier on ASR 9000 devices does not properly perform NetFlow sampling of packets with multicast destination MAC addresses, which allows remote attackers to cause a denial of service (chip and card hangs) via a crafted packet, aka Bug ID CSCup77750.

CVSS 2.0
4.6 MEDIUMAV:A/AC:H/Au:N/C:N/I:N/A:C
EPSS
1.11% probability · 64th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
cisco/ios xr · cisco/asr 9000 rsp440 router · cisco/asr 9001 · cisco/asr 9006 · cisco/asr 9010 · cisco/asr 9904 · cisco/asr 9912 · cisco/asr 9922
Source
psirt@cisco.com

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