Cisco Firepower System Software Detection Engine RTF and RAR Malware and File Policy Bypass Vulnerabilities

published 2019-10-02 7y ago modified 2026-06-17 4mo ago also EUVD-2019-4288

cvss: 5.8; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.5%; EPSS 1.5% chance of exploitation in 30 days, percentile 73%
public exploits: 0; none known

Multiple vulnerabilities in the Cisco Firepower System Software Detection Engine could allow an unauthenticated, remote attacker to bypass configured Malware and File Policies for RTF and RAR file types. For more information about these vulnerabilities, see the Details section of this advisory.

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CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: last yr. (2024-11-19)

Exploit prediction

1.46% chance of exploitation in the next 30 days, higher than 73% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.0	5.8	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
NVD	2.0	5.0	AV:N/AC:L/Au:N/C:N/I:P/A:N

Affected products

Cisco Cisco FireSIGHT System Software

Classification

Weakness

CWE-693 Protection Mechanism Failure

References

tools.cisco.com /security/center/content/CiscoSecurityAdvisory/cisco-sa-20191002-firepwr-bypass
vendor-advisory

Sources

CVE List CVE-2019-12697
NVD CVE-2019-12697

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