CVE-2026-20026 Multiple Cisco Products Snort 3 DCERPC Vulnerabilities

Multiple Cisco products are affected by a vulnerability in the processing of DCE/RPC requests that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to leak sensitive information or to restart, resulting in an interruption of packet inspection. This vulnerabili...

CVE-2026-20027

CVE-2026-20027 (Snort 3 DCE/RPC) affects Cisco products including IOS XE, Meraki, and FTD where DCE/RPC request processing can trigger buffer handling errors, leading to a buffer out-of-bounds read and potentially sensitive data exposure or Snort restart (DoS). The vulnerability stems from incorr...

Multiple Cisco Products Snort 3 Distributed Computing Environment/Remote Procedure Call Vulnerabilities

Multiple Cisco products are affected by vulnerabilities in the processing of Distributed Computing Environment Remote Procedure Call DCE/RPC requests that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to leak sensitive information or to restart, which would...

PT-2026-2047

Name of the Vulnerable Software and Affected Versions Cisco products affected versions not specified Description A flaw exists in the processing of DCE/RPC requests that may allow a remote attacker to obtain sensitive information or cause the Snort 3 Detection Engine to restart, leading to an...

CVE-2025-20359

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...

CVE-2025-20360

Multiple Cisco products are affected by a vulnerability in the Snort 3 HTTP Decoder that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart. This vulnerability is due to a lack of complete error checking when the MIME fields of the HTTP header are...

EUVD-2025-34664

Multiple Cisco products are affected by a vulnerability in the Snort 3 HTTP Decoder that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart. This vulnerability is due to a lack of complete error checking when the MIME fields of the HTTP header are...

EUVD-2025-34665

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...

CVE-2025-20360

Multiple Cisco products are affected by a vulnerability in the Snort 3 HTTP Decoder that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart. This vulnerability is due to a lack of complete error checking when the MIME fields of the HTTP header are...

CVE-2025-20360

Multiple Cisco products are affected by a vulnerability in the Snort 3 HTTP Decoder that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart. This vulnerability is due to a lack of complete error checking when the MIME fields of the HTTP header are...

CVE-2025-20360

CVE-2025-20360 affects multiple Cisco products via the Snort 3 HTTP Decoder. The root cause is incomplete error checking when parsing MIME fields in HTTP headers, leading to a DoS where the Snort 3 Detection Engine restarts after processing crafted HTTP packets. Exploitation requires an unauthent...

CVE-2025-20360 Multiple Cisco Products Snort 3 MIME Denial of Service Vulnerability

Multiple Cisco products are affected by a vulnerability in the Snort 3 HTTP Decoder that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart. This vulnerability is due to a lack of complete error checking when the MIME fields of the HTTP header are...

CVE-2025-20359 Multiple Cisco Products Snort 3 MIME Information Disclosure or Denial of Service Vulnerability

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...

CVE-2025-20359 Multiple Cisco Products Snort 3 MIME Information Disclosure or Denial of Service Vulnerability

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...

Multiple Cisco Products Snort 3 MIME DoS Vulnerabilities (cisco-sa-snort3-mime-vulns-tTL8PgVH_CVE-2025-20359)

According to its self-reported version, Cisco ASA Software is affected by a vulnerability. - 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 Sno...

PT-2025-42381

Name of the Vulnerable Software and Affected Versions Cisco Snort 3 affected versions not specified Description A flaw exists in the Snort 3 HTTP Decoder that may allow a remote attacker to disclose sensitive data or cause the Snort 3 Detection Engine to crash. This issue stems from an error in...

PT-2025-42382

Name of the Vulnerable Software and Affected Versions Cisco Snort 3 affected versions not specified Description A flaw exists in the Snort 3 HTTP Decoder that may allow a remote, unauthenticated attacker to disrupt service. The issue stems from insufficient error checking during the parsing of HT...

EUVD-2025-24850

Malicious code in bioql PyPI...

Cisco Firepower Threat Defense Software SMB Protocol Snort 3 Detection Engine Bypass and DoS (cisco-sa-ftd-smbsnort3-dos-pfOjOYUV)

According to its self-reported version, Cisco Firepower Threat Defense FTD Software is affected by a vulnerability. - A vulnerability in the interaction between the Server Message Block SMB protocol preprocessor and the Snort 3 detection engine for Cisco Firepower Threat Defense FTD Software coul...

CVE-2025-20217

A vulnerability in the packet inspection functionality of the Snort 3 Detection Engine of Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due to incorrect...