Cisco FireSIGHT System Software 4.10.3 through 5.4.0 in Firepower Management Center…
Priority LOW 33CWE-200Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure, Security bypass
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-200 and CWE-264.
Summary
Cisco FireSIGHT System Software 4.10.3 through 5.4.0 in Firepower Management Center allows remote authenticated users to bypass authorization checks and gain privileges via a crafted HTTP request, aka Bug ID CSCur25467.
Why it matters now
EPSS 0.01837 79th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cisco:firesight_system_software:4.10.3:*:*:*:*:*:*:* | 4.10.3 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:firesight_system_software:5.2.0:*:*:*:*:*:*:* | 5.2.0 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:firesight_system_software:5.3.0:*:*:*:*:*:*:* | 5.3.0 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:firesight_system_software:5.3.1:*:*:*:*:*:*:* | 5.3.1 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:firesight_system_software:5.4.0:*:*:*:*:*:*:* | 5.4.0 | Vulnerable | Cisco |
- cpe:2.3:a:cisco:firesight_system_software:4.10.3:*:*:*:*:*:*:* Versions 4.10.3 Vulnerable ·Cisco
- cpe:2.3:a:cisco:firesight_system_software:5.2.0:*:*:*:*:*:*:* Versions 5.2.0 Vulnerable ·Cisco
- cpe:2.3:a:cisco:firesight_system_software:5.3.0:*:*:*:*:*:*:* Versions 5.3.0 Vulnerable ·Cisco
- cpe:2.3:a:cisco:firesight_system_software:5.3.1:*:*:*:*:*:*:* Versions 5.3.1 Vulnerable ·Cisco
- cpe:2.3:a:cisco:firesight_system_software:5.4.0:*:*:*:*:*:*:* Versions 5.4.0 Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2016-6420
- 2026-10-03 Alias added: GHSA-r4rh-wx3c-837c
References
More Cisco Firesight System Software vulnerabilities
- TI-2015-05322 The policy implementation in Cisco FireSIGHT Management Center 5.3.1.7, 5.4.0.4, and… CVSS 2.0HIGH 9.0
- TI-2016-05477 Session fixation vulnerability in Cisco Firepower Management Center and Cisco FireSIGHT… CVSS 3.0CRITICAL 9.1
- TI-2016-05499 Cross-site request forgery (CSRF) vulnerability in Cisco FireSIGHT System Software 4.10.2… CVSS 3.0HIGH 8.8
- TI-2016-01285 Cisco Firepower System Software 6.0.0 through 6.1.0 has a hardcoded account, which allows… CVSS 3.0HIGH 8.6
- TI-2016-07522 Improper input validation in Cisco FireSIGHT CVSS 3.0HIGH 7.5
- TI-2016-01351 Cisco FireSIGHT System Software 5.3.0, 5.3.1, 5.4.0, 6.0, and 6.0.1 allows remote… CVSS 3.0HIGH 7.5
Sources
- CVE-2016-6420 · CVE Program
- CVE-2016-6420 · NVD
- FIRST EPSS
- GHSA-r4rh-wx3c-837c · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences