PT-2019-2292 · Cisco · Cisco Firepower Management Center+1

Published 2019-05-15 · Updated 2024-11-26 · CVE-2019-1833

Positive Technologies (AI Summary)

CVSS v3.1

5.8

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N

Name of the Vulnerable Software and Affected Versions Cisco Firepower Threat Defense (FTD) Software (affected versions not specified) Cisco Firepower Management Center (affected versions not specified)

Description A vulnerability in the Secure Sockets Layer (SSL)/Transport Layer Security (TLS) protocol parser could allow an unauthenticated, remote attacker to bypass configured policies. The issue is due to improper parsing of specific attributes in a TLS packet header. An attacker could exploit this by sending malicious TLS messages to the affected system, potentially allowing traffic to flow through without being inspected.

Recommendations For Cisco Firepower Threat Defense (FTD) Software, at the moment, there is no information about a newer version that contains a fix for this vulnerability. For Cisco Firepower Management Center, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Protection Mechanism Failure

Weakness Enumeration

CWE-693

Related Identifiers

BDU:2019-02063

CVE-2019-1833

Affected Products

Cisco Firepower Management Center

Cisco Ftd

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2019-1833 · Security Note
• https://bdu.fstec.ru/vul/2019-02063 · Security Note
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190515-ftd-ssltls-bypass · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-1833 · Vendor Advisory
• http://securityfocus.com/bid/108338 · Note
• https://cvedetails.com/cve/CVE-2019-1833 · Note