CVE-2023-20269

A vulnerability in the remote access VPN feature of Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to conduct a brute force attack in an attempt to identify valid username and password combinations or ...

CVE-2023-20269

Cisco ASA/FTD remote access VPN vulnerability CVE-2023-20269 allows an unauthenticated, remote attacker to perform brute force against credentials or, for older releases (

CVE-2023-20269

A vulnerability in the remote access VPN feature of Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to conduct a brute force attack in an attempt to identify valid username and password combinations or ...

Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Remote Access VPN Unauthorized Access Vulnerability

A vulnerability in the remote access VPN feature of Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to conduct a brute force attack in an attempt to identify valid username and password combinations or ...

CVE-2023-20269

A vulnerability in the remote access VPN feature of Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to conduct a brute force attack in an attempt to identify valid username and password combinations or ...

Cisco ASA and FTD Security Vulnerabilities

Cisco Firepower Threat Defense FTD is a suite of unified software from Cisco that provides next-generation firewall services. A security vulnerability exists in Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software that stems from improper separation of authentication,...

Under Siege: Rapid7-Observed Exploitation of Cisco ASA SSL VPNs

Tyler Starks, Christiaan Beek, Robert Knapp, Zach Dayton, and Caitlin Condon contributed to this blog. Rapid7’s managed detection and response MDR teams have observed increased threat activity targeting Cisco ASA SSL VPN appliances physical and virtual dating back to at least March 2023. In some...

The vulnerability of the Traffic Flow Confidentiality (TFC) function through IPsec microprogramming software in Cisco Adaptive Security Appliances (ASA) and Cisco Firepower Threat Defense (FTD) allows attackers to induce service failure or system reboot.

The vulnerability of the Traffic Flow Confidentiality TFC function through IPsec microprogramming software in Cisco Adaptive Security Appliances ASA and Cisco Firepower Threat Defense FTD is related to errors in managing cryptographic keys. Exploiting this vulnerability can allow a malicious acto...

Cisco Adaptive Security Appliance Software SSL/TLS Client DoS (cisco-sa-ssl-client-dos-cCrQPkA)

According to its self-reported version, Cisco Adaptive Security Appliance ASA Software is affected by a denial of service DoS vulnerability in the Secure Sockets Layer SSL/Transport Layer Security TLS handler of Cisco ASA Software. This vulnerability is due to improper memory management when a...

asa-virtual.org Cross Site Scripting vulnerability OBB-3478603

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...

CVE-2023-20006

A vulnerability in the hardware-based SSL/TLS cryptography functionality of Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software for Cisco Firepower 2100 Series Appliances could allow an unauthenticated, remote attacker to cause an affected device to relo...

CVE-2023-20006

CVE-2023-20006 affects Cisco ASA/FTD on Cisco Firepower 2100 Series appliances, where the hardware SSL/TLS offload cryptography implementation error can cause an unauthenticated attacker to trigger a device reload and DoS. The root cause is an implementation flaw in hardware-based SSL/TLS process...

CVE-2023-20006

A vulnerability in the hardware-based SSL/TLS cryptography functionality of Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software for Cisco Firepower 2100 Series Appliances could allow an unauthenticated, remote attacker to cause an affected device to relo...

Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software for Firepower 2100 Series Appliances SSL/TLS Denial of Service Vulnerability

A vulnerability in the hardware-based SSL/TLS cryptography functionality of Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software for Cisco Firepower 2100 Series Appliances could allow an unauthenticated, remote attacker to cause an affected device to relo...

asa-gijon.com Cross Site Scripting vulnerability OBB-3395355

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...

Cisco Adaptive Security Appliance Software Low Entropy Keys (cisco-sa-asa5500x-entropy-6v9bHVYP)

A vulnerability in the deterministic random bit generator DRBG, also known as pseudorandom number generator PRNG in Cisco Adaptive Security Appliance ASA Software for Cisco ASA 5506-X, ASA-5508-X and ASA 5516-X Firewalls could allow an unauthenticated, remote attacker to cause a cryptographic...

Cisco Firepower Threat Defense Software Low Entropy Keys (cisco-sa-asa5500x-entropy-6v9bHVYP)

A vulnerability in the deterministic random bit generator DRBG, also known as pseudorandom number generator PRNG in Cisco Firepower Threat Defense FTD Software for Cisco ASA 5506-X, ASA-5508-X and ASA 5516-X Firewalls could allow an unauthenticated, remote attacker to cause a cryptographic...

CVE-2023-20107

A vulnerability in the deterministic random bit generator DRBG, also known as pseudorandom number generator PRNG, in Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software for Cisco ASA 5506-X, ASA 5508-X, and ASA 5516-X Firewalls could allow an...

Design/Logic Flaw

A vulnerability in the deterministic random bit generator DRBG, also known as pseudorandom number generator PRNG, in Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software for Cisco ASA 5506-X, ASA 5508-X, and ASA 5516-X Firewalls could allow an...

CVE-2023-20081

CVE-2023-20081 affects Cisco ASA, FTD, IOS, and IOS XE IPv6 DHCP (DHCPv6) client. Root cause: insufficient validation of DHCPv6 messages in the client module, enabling an unauthenticated remote attacker to trigger a device reload and cause a DoS. Exploitation requires control of the DHCPv6 server...