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CVE-2026-20057

CVE.org · Published

Historical CVEsJSONAI instructions

Record status
Published
Identifier year (not publication year)
2026
Source publication
Source updated
Imported by cveboard
Source snapshot
cve_2026-10-24_midnight_baseline ·

Plain text

CNA source text (English)

Cisco Secure Firewall Threat Defense Software Snort 3 Visual Basic for Application Denial of Service Vulnerability

Multiple Cisco products are affected by a vulnerability in the Snort 3 Visual Basic for Applications (VBA) feature which could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to crash.    This vulnerability is due to lack of proper error checking when decompressing VBA data. An attacker could exploit this vulnerability by sending a crafted VBA data to the Snort 3 Detection Engine on the targeted device. A successful exploit could allow the attacker to cause the Snort 3 Detection Engine to unexpectedly restart causing a a denial of service (DoS) condition.

Scoped product and version facts

Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.

Exploitation unknown; this catalogue does not assess exploitation.

Cisco Cyber Vision

Vendor
Cisco
Product
Cisco Cyber Vision
Platforms
Unknown
Default status
unknown
Cisco Cyber Vision · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
3.0.0affectedUnavailableUnavailableUnavailableNone listed
3.0.2affectedUnavailableUnavailableUnavailableNone listed
3.0.3affectedUnavailableUnavailableUnavailableNone listed
3.0.1affectedUnavailableUnavailableUnavailableNone listed
3.1.0affectedUnavailableUnavailableUnavailableNone listed
3.0.4affectedUnavailableUnavailableUnavailableNone listed
3.1.1affectedUnavailableUnavailableUnavailableNone listed
3.1.2affectedUnavailableUnavailableUnavailableNone listed
3.2.0affectedUnavailableUnavailableUnavailableNone listed
3.0.5affectedUnavailableUnavailableUnavailableNone listed
3.2.1affectedUnavailableUnavailableUnavailableNone listed
3.0.6affectedUnavailableUnavailableUnavailableNone listed
3.2.2affectedUnavailableUnavailableUnavailableNone listed
3.2.3affectedUnavailableUnavailableUnavailableNone listed
3.2.4affectedUnavailableUnavailableUnavailableNone listed
4.0.0affectedUnavailableUnavailableUnavailableNone listed
4.0.1affectedUnavailableUnavailableUnavailableNone listed
4.0.2affectedUnavailableUnavailableUnavailableNone listed
4.0.3affectedUnavailableUnavailableUnavailableNone listed
4.1.0affectedUnavailableUnavailableUnavailableNone listed
4.1.1affectedUnavailableUnavailableUnavailableNone listed
4.1.2affectedUnavailableUnavailableUnavailableNone listed
4.1.3affectedUnavailableUnavailableUnavailableNone listed
4.1.4affectedUnavailableUnavailableUnavailableNone listed
4.2.0affectedUnavailableUnavailableUnavailableNone listed
4.2.1affectedUnavailableUnavailableUnavailableNone listed
4.1.5affectedUnavailableUnavailableUnavailableNone listed
4.2.2affectedUnavailableUnavailableUnavailableNone listed
4.2.XaffectedUnavailableUnavailableUnavailableNone listed
4.2.3affectedUnavailableUnavailableUnavailableNone listed
4.2.4affectedUnavailableUnavailableUnavailableNone listed
4.2.6affectedUnavailableUnavailableUnavailableNone listed
4.1.6affectedUnavailableUnavailableUnavailableNone listed
4.3.0affectedUnavailableUnavailableUnavailableNone listed
4.3.1affectedUnavailableUnavailableUnavailableNone listed
4.3.2affectedUnavailableUnavailableUnavailableNone listed
4.3.3affectedUnavailableUnavailableUnavailableNone listed
4.4.0affectedUnavailableUnavailableUnavailableNone listed
4.4.1affectedUnavailableUnavailableUnavailableNone listed
4.4.2affectedUnavailableUnavailableUnavailableNone listed
4.4.3affectedUnavailableUnavailableUnavailableNone listed
4.1.7affectedUnavailableUnavailableUnavailableNone listed
5.0.0affectedUnavailableUnavailableUnavailableNone listed
5.0.1affectedUnavailableUnavailableUnavailableNone listed
5.0.2affectedUnavailableUnavailableUnavailableNone listed
5.1.0affectedUnavailableUnavailableUnavailableNone listed
5.1.1affectedUnavailableUnavailableUnavailableNone listed
5.1.2affectedUnavailableUnavailableUnavailableNone listed
5.1.3affectedUnavailableUnavailableUnavailableNone listed
5.2.0affectedUnavailableUnavailableUnavailableNone listed
5.2.1affectedUnavailableUnavailableUnavailableNone listed
5.3.0affectedUnavailableUnavailableUnavailableNone listed
5.3.1affectedUnavailableUnavailableUnavailableNone listed

Cisco Secure Firewall Threat Defense (FTD) Software

Vendor
Cisco
Product
Cisco Secure Firewall Threat Defense (FTD) Software
Platforms
Unknown
Default status
unknown
Cisco Secure Firewall Threat Defense (FTD) Software · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
7.2.0affectedUnavailableUnavailableUnavailableNone listed
7.2.0.1affectedUnavailableUnavailableUnavailableNone listed
7.2.1affectedUnavailableUnavailableUnavailableNone listed
7.3.0affectedUnavailableUnavailableUnavailableNone listed
7.2.2affectedUnavailableUnavailableUnavailableNone listed
7.2.3affectedUnavailableUnavailableUnavailableNone listed
7.3.1affectedUnavailableUnavailableUnavailableNone listed
7.2.4affectedUnavailableUnavailableUnavailableNone listed
7.2.5affectedUnavailableUnavailableUnavailableNone listed
7.2.4.1affectedUnavailableUnavailableUnavailableNone listed
7.3.1.1affectedUnavailableUnavailableUnavailableNone listed
7.4.0affectedUnavailableUnavailableUnavailableNone listed
7.2.5.1affectedUnavailableUnavailableUnavailableNone listed
7.4.1affectedUnavailableUnavailableUnavailableNone listed
7.2.6affectedUnavailableUnavailableUnavailableNone listed
7.4.1.1affectedUnavailableUnavailableUnavailableNone listed
7.2.7affectedUnavailableUnavailableUnavailableNone listed
7.2.5.2affectedUnavailableUnavailableUnavailableNone listed
7.3.1.2affectedUnavailableUnavailableUnavailableNone listed
7.2.8affectedUnavailableUnavailableUnavailableNone listed
7.6.0affectedUnavailableUnavailableUnavailableNone listed
7.4.2affectedUnavailableUnavailableUnavailableNone listed
7.2.8.1affectedUnavailableUnavailableUnavailableNone listed
7.4.2.1affectedUnavailableUnavailableUnavailableNone listed
7.2.9affectedUnavailableUnavailableUnavailableNone listed
7.7.0affectedUnavailableUnavailableUnavailableNone listed
7.4.2.2affectedUnavailableUnavailableUnavailableNone listed
7.2.10affectedUnavailableUnavailableUnavailableNone listed
7.6.1affectedUnavailableUnavailableUnavailableNone listed
7.4.2.3affectedUnavailableUnavailableUnavailableNone listed
7.6.2affectedUnavailableUnavailableUnavailableNone listed
7.7.10affectedUnavailableUnavailableUnavailableNone listed
7.6.2.1affectedUnavailableUnavailableUnavailableNone listed
7.7.10.1affectedUnavailableUnavailableUnavailableNone listed
7.4.2.4affectedUnavailableUnavailableUnavailableNone listed
7.2.10.2affectedUnavailableUnavailableUnavailableNone listed
7.4.3affectedUnavailableUnavailableUnavailableNone listed

Cisco UTD SNORT IPS Engine Software

Vendor
Cisco
Product
Cisco UTD SNORT IPS Engine Software
Platforms
Unknown
Default status
unknown
Cisco UTD SNORT IPS Engine Software · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
17.12.1aaffectedUnavailableUnavailableUnavailableNone listed
17.12.2affectedUnavailableUnavailableUnavailableNone listed
17.13.1aaffectedUnavailableUnavailableUnavailableNone listed
17.12.3affectedUnavailableUnavailableUnavailableNone listed
17.14.1aaffectedUnavailableUnavailableUnavailableNone listed
17.12.4affectedUnavailableUnavailableUnavailableNone listed
17.12.3aaffectedUnavailableUnavailableUnavailableNone listed
17.15.1aaffectedUnavailableUnavailableUnavailableNone listed
17.16.1aaffectedUnavailableUnavailableUnavailableNone listed
17.12.4aaffectedUnavailableUnavailableUnavailableNone listed
17.15.2caffectedUnavailableUnavailableUnavailableNone listed
17.12.4baffectedUnavailableUnavailableUnavailableNone listed
17.15.2aaffectedUnavailableUnavailableUnavailableNone listed
17.12.5affectedUnavailableUnavailableUnavailableNone listed
17.17.1affectedUnavailableUnavailableUnavailableNone listed
17.12.5aaffectedUnavailableUnavailableUnavailableNone listed
17.15.3aaffectedUnavailableUnavailableUnavailableNone listed
17.15.3affectedUnavailableUnavailableUnavailableNone listed
17.12.5baffectedUnavailableUnavailableUnavailableNone listed
17.12.5caffectedUnavailableUnavailableUnavailableNone listed
17.15.4affectedUnavailableUnavailableUnavailableNone listed
17.18.1affectedUnavailableUnavailableUnavailableNone listed
17.18.1aaffectedUnavailableUnavailableUnavailableNone listed
17.12.6affectedUnavailableUnavailableUnavailableNone listed
17.15.4caffectedUnavailableUnavailableUnavailableNone listed
17.12.5daffectedUnavailableUnavailableUnavailableNone listed
17.18.2affectedUnavailableUnavailableUnavailableNone listed