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 ID | CVE-2023-20109 |
|---|---|
| Vendor | Cisco |
| Product | IOS and IOS XE |
| Vulnerability name | Cisco IOS and IOS XE Group Encrypted Transport VPN Out-of-Bounds Write Vulnerability |
| Date added | 2023-10-10 |
| Remediation due | 2023-10-31 |
| Known ransomware use | Unknown |
| Required action | Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. |
| 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. |
| Source | CISA Known Exploited Vulnerabilities |
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