← Back to browse · API

CVE-2017-6742

Severity
HIGH
CVSS
8.8
EPSS
0.21424
Risk score
67.7
CISA KEV
Yes
PoC
No
Published
2017-07-17
Modified
2026-01-12
First seen
2026-08-07
Aliases
EUVD-2017-15796, GHSA-CW5P-GWRW-RV56
Products
Cisco:Cisco IOS XE Software 16.2.1, Cisco:Cisco IOS XE Software 16.2.2, Cisco:Cisco IOS XE Software 16.3.1, Cisco:Cisco IOS XE Software 16.3.1a, Cisco:Cisco IOS XE Software 16.3.3, Cisco:Cisco IOS XE Software 16.3.4, Cisco:Cisco IOS XE Software 16.4.1, Cisco:Cisco IOS XE Software 3.11.0S, Cisco:Cisco IOS XE Software 3.11.3S, Cisco:Cisco IOS XE Software 3.11.4S, Cisco:Cisco IOS XE Software 3.12.0S, Cisco:Cisco IOS XE Software 3.12.0aS, Cisco:Cisco IOS XE Software 3.12.3S, Cisco:Cisco IOS XE Software 3.13.0aS, Cisco:Cisco IOS XE Software 3.13.2aS, Cisco:Cisco IOS XE Software 3.13.3S, Cisco:Cisco IOS XE Software 3.13.4S, Cisco:Cisco IOS XE Software 3.13.5S, Cisco:Cisco IOS XE Software 3.13.5aS, Cisco:Cisco IOS XE Software 3.13.6S, Cisco:Cisco IOS XE Software 3.13.6aS, Cisco:Cisco IOS XE Software 3.13.7S, Cisco:Cisco IOS XE Software 3.13.7aS, Cisco:Cisco IOS XE Software 3.14.4S, Cisco:Cisco IOS XE Software 3.15.0S, Cisco:Cisco IOS XE Software 3.15.1S, Cisco:Cisco IOS XE Software 3.15.1cS, Cisco:Cisco IOS XE Software 3.15.3S, Cisco:Cisco IOS XE Software 3.16.0S, Cisco:Cisco IOS XE Software 3.16.2S, Cisco:Cisco IOS XE Software 3.16.3S, Cisco:Cisco IOS XE Software 3.16.4bS, Cisco:Cisco IOS XE Software 3.16.5S, Cisco:Cisco IOS XE Software 3.17.1S, Cisco:Cisco IOS XE Software 3.17.1aS, Cisco:Cisco IOS XE Software 3.17.3S, Cisco:Cisco IOS XE Software 3.18.0S, Cisco:Cisco IOS XE Software 3.18.0SP, Cisco:Cisco IOS XE Software 3.18.1S, Cisco:Cisco IOS XE Software 3.18.1aSP, Cisco:Cisco IOS XE Software 3.6.3E, Cisco:Cisco IOS XE Software 3.7.1S, Cisco:Cisco IOS XE Software 3.7.2S, Cisco:Cisco IOS XE Software 3.7.4E, Cisco:Cisco IOS XE Software 3.7.4S, Cisco:Cisco IOS XE Software 3.7.5E, Cisco:Cisco IOS XE Software 3.7.6S, Cisco:Cisco IOS XE Software 3.8.0S, Cisco:Cisco IOS XE Software 3.9.0aS, Cisco:Cisco IOS XE Software 3.9.2S, Cisco:IOS and IOS XE Software
Sources
euvd EUVD-2017-15796
cisa.gov CVE-2017-6742

Description

A vulnerability in the SNMP implementation of could allow an authenticated, remote attacker to cause a reload of the affected system or to remotely execute code. An attacker could exploit this vulnerability by sending a crafted SNMP packet to the affected device.  The vulnerability is due to a buffer overflow in the affected code area. The vulnerability affects all versions of SNMP (versions 1, 2c, and 3). The attacker must know the SNMP read only community string (SNMP version 2c or earlier) or the user credentials (SNMPv3). An exploit could allow the attacker to execute arbitrary code and obtain full control of the system or to cause a reload of the affected system. Only traffic directed to the affected system can be used to exploit this vulnerability.

References