Improper certificate validation in Gallagher Controller 7000
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Spoofing
- Confidentiality · integrity · availability
- None · High · Low
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-295.
Summary
Improper Certificate Validation (CWE-295) in the Controller 7000 OneLink implementation could allow an unprivileged attacker to perform a limited denial of service or perform privileged overrides during the initial configuration of the Controller, there is no risk for Controllers once they are connected. This issue affects Controller 7000: 9.30 prior to vCR9.30.250624a (distributed in 9.30.1871 (MR1)).
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA Controller 7000 (Gallagher) Fixed in vCR9.30.250624a
Timeline
- 2026-10-02 Threatist record created from CVE-2025-35983
- 2026-10-03 Alias added: GHSA-63vm-7c93-254f
More Gallagher vulnerabilities
- TI-2021-05931 Improper authorization in Gallagher Command Centre CVSS 3.1CRITICAL 9.9
- TI-2020-12668 Improper authentication in Gallagher Command Centre CVSS 3.1CRITICAL 9.8
- TI-2020-12666 Improper authorization in Gallagher Command Centre CVSS 3.1CRITICAL 9.9
- TI-2019-11404 An issue was discovered in Gallagher Command Centre 8.10 before 8.10.1092(MR2). CVSS 3.0CRITICAL 9.8
- TI-2025-30196 Exposure of Sensitive System Information to an Unauthorized Control Sphere (CWE-497) in… CVSS 3.1CRITICAL 9.9
- TI-2023-10202 Controller 6000 buffer overflow via upload feature in web interface CVSS 3.1CRITICAL 9.8
Sources
- CVE-2025-35983 · CVE Program
- CVE-2025-35983 · NVD
- FIRST EPSS
- GHSA-63vm-7c93-254f · GitHub Advisory Database · CC BY 4.0
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