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CVE-2023-20109 — Actively Exploited: IOS and IOS XE (Cisco)

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.

CVE IDCVE-2023-20109
VendorCisco
ProductIOS and IOS XE
Vulnerability nameCisco IOS and IOS XE Group Encrypted Transport VPN Out-of-Bounds Write Vulnerability
Date added2023-10-10
Remediation due2023-10-31
Known ransomware useUnknown
Required actionApply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
DescriptionCisco 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.
SourceCISA Known Exploited Vulnerabilities

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