CVE-2023-20109

CISA KEV
ACT NOW Priority: 0.00 BB Relevance: 0/100
Published: N/A Modified: N/A First seen: 2026-10-29 Status: pending_score

Description

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.

CISA Known Exploited Vulnerability

Vendor / Product Cisco — IOS and IOS XE
Date Added 2023-10-10
Remediation Due 2023-10-31
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-getvpn-rce-g8qR68sx; https://nvd.nist.gov/vuln/detail/CVE-2023-20109

Bug Bounty Relevance

0 / 100
✓ Known exploited (KEV)

CVSS Score

Unscored

EPSS — Exploitation Probability

2.48%
Raw Score 0.024840
Percentile 84.5%
Date 2026-10-28

Intelligence Sources

kev ref →