Vulnerability Monitor

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CVE-2022-20927


A vulnerability in the SSL/TLS client of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to improper memory management when a device initiates SSL/TLS connections. An attacker could exploit this vulnerability by ensuring that the device will connect to an SSL/TLS server that is using specific encryption parameters. A successful exploit could allow the attacker to cause the affected device to unexpectedly reload, resulting in a DoS condition.


Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.7, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction requiring only low-level privileges . The vulnerability impacts and availability (service disruption) for affected systems. Impacting 3 products from cisco, from cisco, from cisco organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2022, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.


Published

2022-11-15T21:15:32.607

Last Modified

2024-11-21T06:43:50.390

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.7 (HIGH)

Weaknesses
  • Type: Secondary
    CWE-120
  • Type: Primary
    NVD-CWE-noinfo

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System cisco adaptive_security_appliance_software 9.13.1 Yes
Operating System cisco adaptive_security_appliance_software 9.13.1.2 Yes
Operating System cisco adaptive_security_appliance_software 9.13.1.7 Yes
Operating System cisco adaptive_security_appliance_software 9.13.1.10 Yes
Operating System cisco adaptive_security_appliance_software 9.13.1.12 Yes
Operating System cisco adaptive_security_appliance_software 9.13.1.13 Yes
Operating System cisco adaptive_security_appliance_software 9.13.1.16 Yes
Operating System cisco adaptive_security_appliance_software 9.13.1.19 Yes
Operating System cisco adaptive_security_appliance_software 9.13.1.21 Yes
Operating System cisco adaptive_security_appliance_software 9.14.1 Yes
Operating System cisco adaptive_security_appliance_software 9.14.1.10 Yes
Operating System cisco adaptive_security_appliance_software 9.14.1.15 Yes
Operating System cisco adaptive_security_appliance_software 9.14.1.19 Yes
Operating System cisco adaptive_security_appliance_software 9.14.1.30 Yes
Operating System cisco adaptive_security_appliance_software 9.14.2 Yes
Operating System cisco adaptive_security_appliance_software 9.14.2.4 Yes
Operating System cisco adaptive_security_appliance_software 9.14.2.8 Yes
Operating System cisco adaptive_security_appliance_software 9.14.2.13 Yes
Operating System cisco adaptive_security_appliance_software 9.14.2.15 Yes
Operating System cisco adaptive_security_appliance_software 9.14.3 Yes
Operating System cisco adaptive_security_appliance_software 9.14.3.1 Yes
Operating System cisco adaptive_security_appliance_software 9.14.3.9 Yes
Operating System cisco adaptive_security_appliance_software 9.14.3.11 Yes
Operating System cisco adaptive_security_appliance_software 9.14.3.13 Yes
Operating System cisco adaptive_security_appliance_software 9.14.3.15 Yes
Operating System cisco adaptive_security_appliance_software 9.14.3.18 Yes
Operating System cisco adaptive_security_appliance_software 9.15.1 Yes
Operating System cisco adaptive_security_appliance_software 9.15.1.1 Yes
Operating System cisco adaptive_security_appliance_software 9.15.1.7 Yes
Operating System cisco adaptive_security_appliance_software 9.15.1.10 Yes
Operating System cisco adaptive_security_appliance_software 9.15.1.15 Yes
Operating System cisco adaptive_security_appliance_software 9.15.1.16 Yes
Operating System cisco adaptive_security_appliance_software 9.15.1.17 Yes
Operating System cisco adaptive_security_appliance_software 9.15.1.21 Yes
Application cisco firepower_threat_defense ≤ 6.5.0.5 Yes
Application cisco firepower_threat_defense ≤ 6.7.0.3 Yes
Application cisco firepower_threat_defense 6.6.0 Yes
Application cisco firepower_threat_defense 6.6.0.1 Yes
Application cisco firepower_threat_defense 6.6.1 Yes
Application cisco firepower_threat_defense 6.6.3 Yes
Application cisco firepower_threat_defense 6.6.4 Yes
Application cisco firepower_threat_defense 6.6.5 Yes
Application cisco firepower_threat_defense 6.6.5.1 Yes
Application cisco firepower_services_software_for_asa - Yes

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For cisco's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.