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Permalink CVE-2026-20329
9.9 CRITICAL
  • CVSS version (CVSS): 3.1
  • Attack Vector (AV): Network (N)
  • Attack Complexity (AC): Low (L)
  • Privileges Required (PR): Low (L)
  • User Interaction (UI): None (N)
  • Scope (S): Changed (C)
  • Confidentiality (C): High (H)
  • Integrity (I): High (H)
  • Availability (A): High (H)
  • Modified Attack Vector (MAV): Network (N)
  • Modified Attack Complexity (MAC): Low (L)
  • Modified Privileges Required (MPR): Low (L)
  • Modified User Interaction (MUI): None (N)
  • Modified Confidentiality (MC): High (H)
  • Modified Scope (MS): Changed (C)
  • Modified Integrity (MI): High (H)
  • Modified Availability (MA): High (H)
created 1 week, 4 days ago Activity log
  • Created & dismissed (no matching packages found) suggestion 1 week, 4 days ago
Cisco Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software and Secure Firewall Management Center Software Hardening Release - Exceptional Conditions Handling Vulnerabilities

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Adaptive Security Appliance Software, Cisco Secure Firewall Threat Defense Software and Cisco Secure Firewall Management Center Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities.   The vulnerabilities tracked by CVE-2026-20329 are related to issues concerning improper handling of exceptional conditions that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-703.

Affected products

Cisco Secure Firewall Management Center (FMC)
  • ==7.6.2.1
  • ==7.4.2.1
  • ==7.7.12
  • ==7.2.8.1
  • ==7.0.9
  • ==7.0.4
  • ==7.3.1
  • ==7.6.0
  • ==7.4.2.3
  • ==7.2.10.1
  • ==7.0.3
  • ==7.0.5
  • ==7.7.0
  • ==7.0.6.1
  • ==7.6.3
  • ==10.0.1
  • ==7.2.2
  • ==7.2.4
  • ==7.2.0.1
  • ==7.2.9
  • ==7.2.1
  • ==7.4.4
  • ==7.7.10.1
  • ==7.0.8
  • ==7.2.6
  • ==7.0.6.3
  • ==7.6.1
  • ==7.4.2.4
  • ==7.4.0
  • ==7.4.5
  • ==7.4.2.2
  • ==7.2.3.1
  • ==7.2.5.2
  • ==7.2.3
  • ==7.7.10
  • ==7.0.1
  • ==7.0.2
  • ==7.3.1.1
  • ==7.6.4
  • ==7.0.0
  • ==7.2.10
  • ==10.0.0
  • ==7.0.6.2
  • ==7.4.6
  • ==7.2.11
  • ==7.6.2
  • ==7.2.0
  • ==7.0.1.1
  • ==7.0.8.1
  • ==7.0.2.1
  • ==7.2.5
  • ==7.0.6
  • ==7.2.8
  • ==7.0.7
  • ==7.4.3
  • ==7.7.11
  • ==7.2.7
  • ==7.3.1.2
  • ==7.6.5
  • ==7.2.10.2
  • ==7.2.5.1
  • ==7.4.1
  • ==7.4.1.1
  • ==7.2.4.1
  • ==7.4.2
  • ==7.3.0
  • ==7.4.7
  • ==7.0.0.1
Cisco Secure Firewall Threat Defense (FTD) Software
  • ==7.6.2.1
  • ==7.4.2.1
  • ==7.0.9
  • ==7.0.4
  • ==7.3.1
  • ==7.6.0
  • ==7.4.2.3
  • ==7.0.3
  • ==7.0.5
  • ==7.7.0
  • ==7.0.6.1
  • ==7.4.4
  • ==7.7.10.1
  • ==7.0.8
  • ==7.0.6.3
  • ==7.6.1
  • ==7.4.2.4
  • ==7.4.0
  • ==7.4.2.2
  • ==7.7.10
  • ==7.0.1
  • ==7.0.2
  • ==7.3.1.1
  • ==7.6.4
  • ==10.0.0
  • ==7.0.6.2
  • ==7.6.2
  • ==7.0.1.1
  • ==7.0.8.1
  • ==7.0.2.1
  • ==7.0.6
  • ==7.7.11
  • ==7.0.7
  • ==7.4.3
  • ==7.3.1.2
  • ==7.4.1
  • ==7.4.1.1
  • ==7.4.2
  • ==7.3.0
  • ==7.4.7
  • ==7.0.0.1
Cisco Secure Firewall Adaptive Security Appliance (ASA) Software
  • ==9.22.2
  • ==9.18.4.47
  • ==9.16.3.14
  • ==9.16.4.55
  • ==9.22.2.14
  • ==9.23.1.22
  • ==9.20.4.19
  • ==9.18.4.68
  • ==9.16.4.71
  • ==9.23.1.19
  • ==9.19.1.42
  • ==9.23.1.32
  • ==9.18.4.5
  • ==9.18.1.3
  • ==9.22.1.6
  • ==9.20.4.22
  • ==9.20.3
  • ==9.18.4.67
  • ==9.18.4.24
  • ==9.18.4.53
  • ==9.22.2.13
  • ==9.24.1.221
  • ==9.20.4.30
  • ==9.23.1.211
  • ==9.18.2.7
  • ==9.18.4
  • ==9.16.4.18
  • ==9.22.1.2
  • ==9.20.1.5
  • ==9.23.1.26
  • ==9.16.4.61
  • ==9.16.4.92
  • ==9.18.4.29
  • ==9.22.2.9
  • ==9.24.1.9
  • ==9.18.4.57
  • ==9.18.3.55
  • ==9.18.2.5
  • ==9.23.1.13
  • ==9.16.2.13
  • ==9.20.3.4
  • ==9.16.3
  • ==9.22.2.20
  • ==9.23.1.195
  • ==9.16.4.82
  • ==9.20.2.21
  • ==9.22.2.32
  • ==9.20.4.34
  • ==9.16.4.85
  • ==9.18.4.40
  • ==9.22.1.3
  • ==9.20.3.20
  • ==9.18.4.82
  • ==9.22.3.191
  • ==9.16.3.19
  • ==9.16.2
  • ==9.18.4.50
  • ==9.23.1.7
  • ==9.20.4.7
  • ==9.16.4.89
  • ==9.20.3.7
  • ==9.16.4.67
  • ==9.20.4.28
  • ==9.16.3.15
  • ==9.16.3.23
  • ==9.18.4.76
  • ==9.20.4.10
  • ==9.18.4.71
  • ==9.24.1.5
  • ==9.16.4.70
  • ==9.16.4.62
  • ==9.22.2.4
  • ==9.20.3.16
  • ==9.16.4.19
  • ==9.16.4.39
  • ==9.20.1
  • ==9.22.3
  • ==9.24.1
  • ==9.18.4.66
  • ==9.16.4.9
  • ==9.24.1.155
  • ==9.16.2.7
  • ==9.16.4.48
  • ==9.20.2.22
  • ==9.16.4.38
  • ==9.24.1.11
  • ==9.16.4.27
  • ==9.23.1
  • ==9.20.3.10
  • ==9.16.4
  • ==9.16.4.76
  • ==9.18.3.39
  • ==9.16.4.84
  • ==9.18.3.46
  • ==9.18.4.52
  • ==9.16.2.14
  • ==9.23.1.3
  • ==9.18.2.8
  • ==9.16.1.28
  • ==9.16.2.3
  • ==9.18.2
  • ==9.16.2.11
  • ==9.18.4.8
  • ==9.22.1.1
  • ==9.22.3.5
  • ==9.16.4.14
  • ==9.20.4
  • ==9.20.3.13
  • ==9.18.4.22
  • ==9.18.4.34
  • ==9.20.4.14
  • ==9.20.2.10
  • ==9.18.3
  • ==9.16.4.57
  • ==9.16.3.3
  • ==9.20.3.9
  • ==9.18.3.56
  • ==9.16.1
  • ==9.18.4.135
  • ==9.20.4.235
  • ==9.20.2
  • ==9.24.10
  • ==9.16.4.42
  • ==9.18.3.53