CVE-2023-20109
Cisco / IOS and IOS XE
Added 2023-10-10
Due 2023-10-31
Cisco IOS and IOS XE Group Encrypted Transport VPN Out-of-Bounds Write Vulnerability
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.
Required action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Notes: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-getvpn-rce-g8qR68sx; https://nvd.nist.gov/vuln/detail/CVE-2023-20109
Metadata
| Added to KEV | 2023-10-10 |
| Remediation due | 2023-10-31 |
| Ransomware use | Unknown |
| CWEs | CWE-787 |
| Ingested | 2026-04-24 15:03:13 |
Cross-mesh regulatory overlay
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