Prima Systems FlexAir, Versions 2.3.38 and prior.
Prima Systems FlexAir, Versions 2.3.38 and prior. The application generates database backup files with a predictable name, and an attacker can use brute force to identify the database backup file name. A malicious actor can exploit this issue to download the database file and disclose login information, which can allow the attacker to bypass authentication and have full access to the system.
- Published
- Jul 1, 2019
- Updated
- Jun 16, 2026
- EPSS
- 4.5% · 91th percentile
- CWE
- CWE-330
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Report tools
Action score
40
Plan
Add it to your regular patch cycle.
- CVSS
- 39 / 40 · 9.8 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 1 / 30 · 4.5%
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpAffected systems
| Vendor | Product | CPE |
|---|---|---|
| primasystems | flexair | cpe:2.3:a:primasystems:flexair |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- primasystems flexairup to 2.3.38 inclusive
Same product
primasystems: all recordsOther highest-scoring records for the same primary product.
- CVE-2019-7669Prima Systems FlexAir, Versions 2.3.38 and prior.44Plan
- CVE-2019-7668Prima Systems FlexAir devices have Default Credentials.39Monitor
- CVE-2019-7666Prima Systems FlexAir, Versions 2.3.38 and prior.39Monitor
- CVE-2019-7671Prima Systems FlexAir, Versions 2.3.38 and prior.38Monitor
- CVE-2019-9189Prima Systems FlexAir, Versions 2.4.9api3 and prior.38Monitor
- CVE-2019-7280Prima Systems FlexAir, Versions 2.3.38 and prior.36Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Anyone who can reach it over the internet can trigger it.
- No account or password is required.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- high · data can be read
- Integrity
- high · data or configuration can be modified
- Availability
- high · the service can be disrupted
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
Weakness class (CWE)
CWE-330 · Use of Insufficiently Random ValuesCVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Change log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
- applied-risk.com/labs/advisories
- www.applied-risk.com/resources/ar-2019-007
- www.us-cert.gov/ics/advisories/icsa-19-211-02
Vendor advisories and official records. Exploit/PoC links are deliberately left out.