01 Record

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

UnratedPUBLISHEDCNA: cisco

CNA base scoreUnratedNo CNA CVSS vector

View raw JSON

02 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

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 3.01% probability of exploitation activity in the next 30 days.
EPSS percentile: Equal to or higher than the score of 87.3% of scored records. A rank, not a probability.
NVD base score: 8.1 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD analysis status: Modified. NVD last modified this record on 2026-06-17.
Red Hat severity: No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2016-10-05 20:00Z10 YR AGO

Last updated

2024-08-06 01:29Z2 YR AGO

Reserved

2016-07-26

Assigning CNA

cisco

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-20Improper Input ValidationClass

Data version

5.1

Document digest

86757c4834c9baea1ecaa0e79a98b683fb4de94037fe89a4a49f6ce7aa9fd3b7

05 Affected products

VendorProductVersionsPlatforms

ciscoiosNot specified—

ciscoios_xeNot specified—

ciscoios_xe_3.2jaNot specified—

ciscoios_xe_3.3sgNot specified—

ciscoios_xe_3.3xoNot specified—

ciscoios_xe_3.4sgNot specified—

06 References

www.securitytracker.com1036914http://www.securitytracker.com/id/1036914vdb-entryx_refsource_SECTRACK
ics-cert.us-cert.govhttps://ics-cert.us-cert.gov/advisories/ICSA-16-287-04x_refsource_MISC
tools.cisco.com20160928 Cisco IOS and IOS XE Software DNS Forwarder Denial of Service Vulnerabilityhttp://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160928-dnsvendor-advisoryx_refsource_CISCO
www.securityfocus.com93201http://www.securityfocus.com/bid/93201vdb-entryx_refsource_BID