CVE Watch—

CVE-2023-20109

Cisco IOS and IOS XE Group Encrypted Transport VPN Out-of-Bounds Write Vulnerability

CVSS

—

Sin CVSS

EPSS

2.3%

p82

KEV

SÍ

10 oct 2023

Exploit Today

0-100

Publicado: — · Última mod.: —

EPSS · 30d

2.3%EPSS · 30 días2.3%

2026-06-302026-07-16

Ficha del catálogo KEV

Producto

Cisco / IOS and IOS XE

Vulnerabilidad

Cisco IOS and IOS XE Group Encrypted Transport VPN Out-of-Bounds Write Vulnerability

Añadido a KEV

10 oct 2023

Remediar antes de

31 oct 2023

Uso conocido en ransomware

Descripción resumida

Cisco IOS and IOS XE contain an out-of-bounds write vulnerability in the Group Encrypted Transport VPN (GET VPN) feature that could allow an authenticated, remote attacker who has administrative control of either a group member or a key server to execute malicious code or cause a device to crash.

Acción requerida

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Notas

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-getvpn-rce-g8qR68sx; https://nvd.nist.gov/vuln/detail/CVE-2023-20109

CVEs relacionados

CVECVSSEPSSKEVRExplotTítuloVis.

CVE-2018-0171—

99.9%

KEV—80Cisco IOS and IOS XE Software Smart Install Remote Code Execution Vulnerability—CVE-2017-3881—

99.9%

KEV—80Cisco IOS and IOS XE Remote Code Execution Vulnerability—CVE-2025-20352—

98.4%

KEV—80Cisco IOS and IOS XE Software SNMP Denial of Service and Remote Code Execution Vulnerability—