CVE-2020-3299

Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a configured File Policy for HTTP. The vulnerability is due to incorrect detection of modified HTTP packets used in chunked responses. An attacker...

CVE-2020-3299

Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a configured File Policy for HTTP. The vulnerability is due to incorrect detection of modified HTTP packets used in chunked responses. An attacker...

CVE-2020-3317

A vulnerability in the sslinspection component of Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to crash Snort instances. The vulnerability is due to insufficient input validation in the sslinspection component. An attacker could exploit this...

CVE-2020-3317

A vulnerability in the sslinspection component of Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to crash Snort instances. The vulnerability is due to insufficient input validation in the sslinspection component. An attacker could exploit this...

Input validation

A vulnerability in the sslinspection component of Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to crash Snort instances. The vulnerability is due to insufficient input validation in the sslinspection component. An attacker could exploit this...

Design/Logic Flaw

Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a configured File Policy for HTTP. The vulnerability is due to incorrect detection of modified HTTP packets used in chunked responses. An attacker...

CVE-2020-3299

Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a configured File Policy for HTTP. The vulnerability is due to incorrect detection of modified HTTP packets used in chunked responses. An attacker...

UBUNTU-CVE-2020-3299

Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a configured File Policy for HTTP. The vulnerability is due to incorrect detection of modified HTTP packets used in chunked responses. An attacker...

CVE-2020-3317 Cisco Firepower Threat Defense Software SSL Input Validation Denial of Service Vulnerability

A vulnerability in the sslinspection component of Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to crash Snort instances. The vulnerability is due to insufficient input validation in the sslinspection component. An attacker could exploit this...

CVE-2020-3299 Multiple Cisco Products SNORT HTTP Detection Engine File Policy Bypass Vulnerability

Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a configured File Policy for HTTP. The vulnerability is due to incorrect detection of modified HTTP packets used in chunked responses. An attacker...

CVE-2020-3299 Multiple Cisco Products SNORT HTTP Detection Engine File Policy Bypass Vulnerability

Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a configured File Policy for HTTP. The vulnerability is due to incorrect detection of modified HTTP packets used in chunked responses. An attacker...

CVE-2020-3299

CVE-2020-3299 affects multiple Cisco products via the Snort detection engine, where incorrect handling of modified HTTP packets in chunked responses can bypass an HTTP File Policy. The attack would require sending crafted HTTP requests through an affected device to bypass policy and deliver a pay...

Multiple Cisco Products SNORT HTTP Detection Engine File Policy Bypass Vulnerability

Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a configured File Policy for HTTP. The vulnerability is due to incorrect detection of modified HTTP packets used in chunked responses. An attacker...

Cisco Firepower Threat Defense Software SSL Input Validation Denial of Service Vulnerability

A vulnerability in the sslinspection component of Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to crash Snort instances. The vulnerability is due to insufficient input validation in the sslinspection component. An attacker could exploit this...

PT-2020-4710 · Cisco +1 · Cisco Ftd +5

Name of the Vulnerable Software and Affected Versions: Cisco Firepower Threat Defense FTD versions affected versions not specified Cisco SD-WAN versions affected versions not specified Cisco IOS XE versions affected versions not specified Cisco Meraki versions affected versions not specified...

Threat Source newsletter (Oct. 15, 2020)

Newsletter compiled by Jon Munshaw.Good afternoon, Talos readers. In our latest entry into our election security series, we’re turning our attention to the professionals who are responsible for securing our elections. After months of research, we’ve compiled a series of recommendations for local,...

Microsoft Patch Tuesday for Oct. 2020 — Snort rules and prominent vulnerabilities

By Jon Munshaw, with contributions from Alex McDonnell and Nick Biasini. Microsoft released its monthly security update Tuesday, disclosing just under 100 vulnerabilities across its array of products. Fourteen of the vulnerabilities are considered “critical" while the vast remainder are ranked as...

Threat Source newsletter for Sept. 24, 2020

Newsletter compiled by Jon Munshaw. Good afternoon, Talos readers. After months years? in beta, an official release candidate is out now for Snort 3. Stay tuned for an officially official release in about a month. In other Snort rules, we also have a deep dive into our detection and prevention of...

New Snort, ClamAV coverage strikes back against Cobalt Strike

By Nick Mavis. Editing by Joe Marshall and Jon Munshaw. Cisco Talos is releasing a new research paper called “The Art and Science of Detecting Cobalt Strike.” We recently released a more granular set of updated SNORTⓇ and ClamAVⓇ detection signatures to detect attempted obfuscation and exfiltrati...

Multiple Cisco Products Snort HTTP Detection Engine File Policy Bypass (cisco-sa-snort_filepolbypass-m4X5DgOP)

According to its self-reported version, Cisco IOS XE SD-WAN Software is affected by vulnerability in the Snort detection engine. The vulnerability is due to errors in how the Snort detection engine handles specific HTTP responses. An unauthenticated, remote attacker can exploit this vulnerability...