CVE-2015-0643
Cisco IOS 12.2, 12.4, 15.0, 15.1, 15.2, 15.3, and 15.4 and IOS XE 2.5.x, 2.6.x, 3.1.xS through 3.12.xS before 3.12.3S, 3.2.xE through 3.7.xE before 3.7.1E, 3.3.xSG, 3.4.xSG, and 3.13.xS before 3.13.2S allow remote attackers to cause a denial of service…
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
Cisco IOS 12.2, 12.4, 15.0, 15.1, 15.2, 15.3, and 15.4 and IOS XE 2.5.x, 2.6.x, 3.1.xS through 3.12.xS before 3.12.3S, 3.2.xE through 3.7.xE before 3.7.1E, 3.3.xSG, 3.4.xSG, and 3.13.xS before 3.13.2S allow remote attackers to cause a denial of service (memory consumption and device reload) by sending malformed IKEv2 packets over (1) IPv4 or (2) IPv6, aka Bug ID CSCuo75572.
- CVSS 2.0
- 7.8 HIGHAV:N/AC:L/Au:N/C:N/I:N/A:C
- EPSS
- 2.78% probability · 86th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-399
- Affected
- cisco/ios xe · cisco/ios
- Source
- psirt@cisco.com
References
- http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150325-ikev2Vendor Advisory
- http://tools.cisco.com/security/center/viewAlert.x?alertId=37815Vendor Advisory
- http://www.securityfocus.com/bid/73333
- http://www.securitytracker.com/id/1031978
- http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150325-ikev2Vendor Advisory
- http://tools.cisco.com/security/center/viewAlert.x?alertId=37815Vendor Advisory
- http://www.securityfocus.com/bid/73333
- http://www.securitytracker.com/id/1031978
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.