High severity · published Oct 5, 2016
CVE-2016-6393
The AAA service in Cisco IOS 12.0 through 12.4 and 15.0 through 15.6 and IOS XE 2.1 through 3.18 and 16.2 allows remote attackers to cause a denial of service (device reload) via…
7.5
CVSS
4.6%
EPSS
No
On KEV
Description
The AAA service in Cisco IOS 12.0 through 12.4 and 15.0 through 15.6 and IOS XE 2.1 through 3.18 and 16.2 allows remote attackers to cause a denial of service (device reload) via a failed SSH connection attempt that is mishandled during generation of an error-log message, aka Bug ID CSCuy87667.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.6% · higher than 92% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IX
IOS XE · Cisco
2.1.0 through 3.18.0; 16.2 · source: NVD
IO
Ios · Cisco
12.0 through 12.4; 15.0 through 15.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-6393
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-6393
Vendor Advisory
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160928-aaados
Third Party Advisory
http://www.securityfocus.com/bid/93196
Third Party Advisory
http://www.securitytracker.com/id/1036914
Third Party Advisory
https://ics-cert.us-cert.gov/advisories/ICSA-16-287-04
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