Actively exploited
Listed in CISA’s Known Exploited Vulnerabilities catalog since September 13, 2023.
CVE-2023-20269
Cisco Adaptive Security Appliance and Firepower Threat Defense Unauthorized Access Vulnerability
Cisco · Adaptive Security Appliance and Firepower Threat Defense
Added to KEV September 13, 2023
Alert details
- Source feed
- CISA KEV
- CVE ID
- CVE-2023-20269
- CWE
- CWE-288
- Affected products
- Adaptive Security Appliance and Firepower Threat Defense · Cisco Adaptive Security Appliance and Firepower Threat Defense · Cisco
What happened
Cisco Adaptive Security Appliance and Firepower Threat Defense contain an unauthorized access vulnerability that could allow an unauthenticated, remote attacker to conduct a brute force attack in an attempt to identify valid username and password combinations or establish a clientless SSL VPN session with an unauthorized user.
What it means for your business
Cisco Adaptive Security Appliance and Firepower Threat Defense is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2023-20269). Cisco Adaptive Security Appliance and Firepower Threat Defense contain an unauthorized access vulnerability that could allow an unauthenticated, remote attacker to conduct a brute force attack in an attempt to identify valid username and password combinations or establish a clientless SSL VPN session with an unauthorized user. CISA remediation due date: 2023-10-04. If you need help checking exposure, call (864) 335-9223.
Required action
Apply mitigations per vendor instructions for group-lock and vpn-simultaneous-logins or discontinue use of the product for unsupported devices.
CISA due date: October 4, 2023
Sources
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