CVE-2016-6415 | BDVDB-2026-78159 Detail

CiscoIOS, IOS XR, and IOS XE

Description#

The server IKEv1 implementation in Cisco IOS 12.2 through 12.4 and 15.0 through 15.6, IOS XE through 3.18S, IOS XR 4.3.x and 5.0.x through 5.2.x, and PIX before 7.0 allows remote attackers to obtain sensitive information from device memory via a Security Association (SA) negotiation request, aka Bug IDs CSCvb29204 and CSCvb36055 or BENIGNCERTAIN.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact none, availability impact none. Attack vector: network.

Weaknesses#

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References#

Exploit#

No public exploit known

History#

Version 12016-09-19Record published in the CVE List.
Version 22026-01-12Most recent update recorded in the CVE List.

Published

Published: 2016-09-19
Last modified: 2026-01-12

Vendor information

Vendor: Cisco
Product: IOS, IOS XR, and IOS XE

All Cisco vulnerabilities

Score

7.5 High

EPSS

87.6%, High

Estimated chance of exploitation in the next 30 days. EPSS percentile: 99.8.

KEV

Yes

Listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Information Disclosure

Action

Apply updates per vendor instructions.

Affected Systems

No version data in the source record.

Scoring System

CVSS v4.0

Not available

CVSS v3.1

7.5 High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	None
Availability	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).