CVE-2016-6380
The DNS forwarder in Cisco IOS 12.0 through 12.4 and 15.0 through 15.6 and IOS XE 3.1 through 3.15 allows remote attackers to obtain sensitive information from process memory or cause a denial of service (data corruption or device reload) via a crafted…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.01%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The DNS forwarder in Cisco IOS 12.0 through 12.4 and 15.0 through 15.6 and IOS XE 3.1 through 3.15 allows remote attackers to obtain sensitive information from process memory or cause a denial of service (data corruption or device reload) via a crafted DNS response, aka Bug ID CSCup90532.
- CVSS 3.0
- 8.1 HIGHCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 3.01% probability · 87th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- cisco/ios · cisco/ios xe · cisco/ios xe 3.2ja · cisco/ios xe 3.3sg · cisco/ios xe 3.3xo · cisco/ios xe 3.4sg
- Source
- psirt@cisco.com
References
- http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160928-dnsVendor Advisory
- http://www.securityfocus.com/bid/93201
- http://www.securitytracker.com/id/1036914
- https://ics-cert.us-cert.gov/advisories/ICSA-16-287-04
- http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160928-dnsVendor Advisory
- http://www.securityfocus.com/bid/93201
- http://www.securitytracker.com/id/1036914
- https://ics-cert.us-cert.gov/advisories/ICSA-16-287-04
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.