CVE-2017-6742

HIGH KEV

SNMP - Buffer Overflow

Title source: llm

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.

Exploits (2)

gitlab WRITEUP
by sastraadiwiguna-purpleeliteteaming · poc
https://gitlab.com/sastraadiwiguna-purpleeliteteaming/cisco-ios-exploitation-jaguar_tooth-cve-2017-6742-reconstruction
nomisec WRITEUP
by sastraadiwiguna-purpleeliteteaming · poc
https://github.com/sastraadiwiguna-purpleeliteteaming/Cisco-IOS-Exploitation-JAGUAR_TOOTH-CVE-2017-6742-Reconstruction

Scores

CVSS v3 8.8
EPSS 0.1206
EPSS Percentile 93.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CISA KEV 2023-04-19
VulnCheck KEV 2023-04-17
InTheWild.io 2023-04-19
ENISA EUVD EUVD-2017-15796
CWE
CWE-119
Status published
Products (50)
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 16.3.2
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 16.4.2
Cisco/Cisco IOS XE Software 16.5.1
... and 40 more
Published Jul 17, 2017
KEV Added Apr 19, 2023
Tracked Since Feb 18, 2026