CVE-2025-20359

CWE-127CWE-8054 documents4 sources
Severity
6.5MEDIUM
EPSS
0.3%
top 47.88%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Cisco Cisco Cyber VisionCisco Cisco Secure Firewall Threat Defense (ftd) SoftwareCisco Cisco UTD Snort IPS Engine Software
Timeline
PublishedOct 15

Description

Multiple Cisco products are affected by a vulnerability in the Snort 3 HTTP Decoder that could allow an unauthenticated, remote attacker to cause the disclosure of possible sensitive data or cause the Snort 3 Detection Engine to crash. This vulnerability is due to an error in the logic of buffer handling when the MIME fields of the HTTP header are parsed. This can result in a buffer under-read. An attacker could exploit this vulnerability by sending crafted HTTP packets through an established c…

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:LExploitability: 3.9 | Impact: 2.5

Affected Packages3 packages

▶CVEListV5cisco/cisco_cyber_vision51 versions+50

🔴Vulnerability Details

2
GHSA
GHSA-wcv6-8jqc-wfcx: Multiple Cisco products are affected by a vulnerability in the Snort 3 HTTP Decoder that could allow an unauthenticated, remote attacker to cause the↗2025-10-15
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CVEList
Multiple Cisco Products Snort 3 MIME Information Disclosure or Denial of Service Vulnerability↗2025-10-15
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📋Vendor Advisories

1
Cisco
Multiple Cisco Products Snort 3 MIME Denial of Service Vulnerabilities↗2025-10-15
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CVE-2025-20359 (MEDIUM CVSS 6.5) | Multiple Cisco products are affecte | cvebase.io