VulnerabilityModified

CVE-2014-2176

Cisco IOS XR 4.1.2 through 5.1.1 on ASR 9000 devices, when a Trident-based line card is used, allows remote attackers to cause a denial of service (NP chip and line card reload) via malformed IPv6 packets, aka Bug ID CSCun71928.

HIGH 7.1EPSS 2.78%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (2.78%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

CVSS 2.0: 7.1 HIGHAV:N/AC:M/Au:N/C:N/I:N/A:C
EPSS: 2.78% probability · 86th percentile
CISA KEV: Not listed
Weakness: CWE-399
Affected: cisco/ios xr · cisco/asr 9001 · cisco/asr 9006 · cisco/asr 9010 · cisco/asr 9904 · cisco/asr 9912 · cisco/asr 9922
Source: psirt@cisco.com

References

http://secunia.com/advisories/58722Permissions Required
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20140611-ipv6Vendor Advisory
http://www.securityfocus.com/bid/68005Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1030400Third Party Advisory, VDB Entry
http://secunia.com/advisories/58722Permissions Required
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20140611-ipv6Vendor Advisory
http://www.securityfocus.com/bid/68005Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1030400Third Party Advisory, VDB Entry

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