MAS (a Carrier brand) MASmobile Classic Authorization Bypass
Priority MEDIUM 64CWE-639Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-639.
Summary
Authorization bypass can be achieved by session ID prediction in MASmobile Classic Android version 1.16.18 and earlier and MASmobile Classic iOS version 1.7.24 and earlier which allows remote attackers to retrieve sensitive data including customer data, security system status, and event history.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00491 42nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| MAS (a Carrier brand) | MASmobile Classic | 1 – 1.16.18 | — | No fix listed | CNA |
| MAS (a Carrier brand) | MASmobile Classic | 1 – 1.7.24 | — | No fix listed | CNA |
| MAS (a Carrier brand) | MAS ASP.Net Services | 1 – 1.9 | — | No fix listed | CNA |
- MASmobile Classic VendorMAS (a Carrier brand) Affected 1 – 1.16.18 Fixed in — No fix listed CNA
- MASmobile Classic VendorMAS (a Carrier brand) Affected 1 – 1.7.24 Fixed in — No fix listed CNA
- MAS ASP.Net Services VendorMAS (a Carrier brand) Affected 1 – 1.9 Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:honeywell:masmobile_asp.net_services:*:*:*:*:*:*:*:* | up to 1.9 | Vulnerable | Honeywell |
| cpe:2.3:a:honeywell:masmobile_classic:*:*:*:*:*:iphone_os:*:* | up to 1.7.24 | Vulnerable | Honeywell |
| cpe:2.3:a:honeywell:masmobile_classic:*:*:*:*:*:android:*:* | up to 1.16.18 | Vulnerable | Honeywell |
- cpe:2.3:a:honeywell:masmobile_asp.net_services:*:*:*:*:*:*:*:* Versions up to 1.9 Vulnerable ·Honeywell
- cpe:2.3:a:honeywell:masmobile_classic:*:*:*:*:*:iphone_os:*:* Versions up to 1.7.24 Vulnerable ·Honeywell
- cpe:2.3:a:honeywell:masmobile_classic:*:*:*:*:*:android:*:* Versions up to 1.16.18 Vulnerable ·Honeywell
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-36483
- 2026-10-03 Alias added: GHSA-vcjf-9862-c2x8
References
Sources
- CVE-2023-36483 · CVE Program
- CVE-2023-36483 · NVD
- FIRST EPSS
- GHSA-vcjf-9862-c2x8 · 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