CVE-2019-1981

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Summary

CVECVE-2019-1981
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2019-11-05 20:15:00 UTC
Updated2020-10-16 14:26:00 UTC
DescriptionA vulnerability in the normalization functionality of Cisco Firepower Threat Defense Software, Cisco FirePOWER Services Software for ASA, and Cisco Firepower Management Center Software could allow an unauthenticated, remote attacker to bypass filtering protections. The vulnerability is due to insufficient normalization of a text-based payload. An attacker could exploit this vulnerability by sending traffic that contains specifically obfuscated payloads through an affected device. An exploit could allow the attacker to bypass filtering and deliver malicious payloads to protected systems that would otherwise be blocked.

Risk And Classification

Problem Types: CWE-20

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Cisco Firepower Management Center 2.9.15 All All All
Application Cisco Firepower Management Center 2.9.16 All All All
Application Cisco Firepower Management Center 2.9.15 All All All
Application Cisco Firepower Management Center 2.9.16 All All All
Application Cisco Firepower Management Center All All All All
Application Cisco Firepower Management Center All All All All
Application Cisco Firepower Management Center All All All All
Application Cisco Firepower Services Software For Asa All All All All
Application Cisco Firepower Services Software For Asa All All All All
Application Cisco Firepower Threat Defense All All All All
Application Cisco Firepower Threat Defense All All All All

References

ReferenceSourceLinkTags
Cisco Firepower Threat Defense Software NULL Character Obfuscation Detection Bypass Vulnerability CISCO tools.cisco.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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