CVE-2018-12923: BWS Systems HA-Bridge devices allow remote attackers to obtain potentially sensitive information via a direct

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HIGH 7.5REMOTEMITIGATE

CVE-2018-12923 is a high-severity flaw (CVSS 7.5) affecting ha bridge. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

BWS Systems HA-Bridge devices allow remote attackers to obtain potentially sensitive information via a direct request for the #!/system URI.

Why this priority

High severity
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.3% (top 29%)
CISA exploited list	No
Weakness	CWE-200
Published	2018-06-28
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: bwssystems

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2018-06-28 11:29 UTCPublished CVE record published
2026-06-17 01:38 UTCUpdated Record last modified

bwssystems ha bridge MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy ha-bridge || rpm -q ha-bridge || ha-bridge --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2018-12923?

ha bridge: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-12923 being exploited?

CVE-2018-12923 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2018-12923 affect?

CVE-2018-12923 affects ha bridge. Severity is high (CVSS 7.5). BWS Systems HA-Bridge devices allow remote attackers to obtain potentially sensitive information via a direct request for the #!/system URI.

How urgent is CVE-2018-12923?

Priority 49/100. High severity; Remotely exploitable, no login, no user action

References

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