CVE-2016-5655: Misys FusionCapital Opics Plus does not verify X.509 certificates from SSL servers, which allows man-in-the-mi

Routine

MEDIUM 5.9REMOTEMITIGATE

CVE-2016-5655 is a medium-severity flaw (CVSS 5.9) affecting fusioncapital opics plus. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Misys FusionCapital Opics Plus does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to obtain sensitive information via a crafted certificate.

Why this priority

Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	5.9 (Medium)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.6% (top 53%)
CISA exploited list	No
Published	2016-07-19
Last modified	2026-06-17

Publisher (CNA): CERT/CC · Vendor: misys

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

Am I affected?

Timeline

2016-07-19 22:59 UTCPublished CVE record published
2026-06-17 00:49 UTCUpdated Record last modified

misys fusioncapital opics plus 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 fusioncapital-opics-plus || rpm -q fusioncapital-opics-plus || fusioncapital-opics-plus --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-2016-5655?

fusioncapital opics plus: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2016-5655 being exploited?

CVE-2016-5655 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-2016-5655 affect?

CVE-2016-5655 affects fusioncapital opics plus. Severity is medium (CVSS 5.9). Misys FusionCapital Opics Plus does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to obtain sensitive information via a crafted certificate.

How urgent is CVE-2016-5655?

Priority 37/100. Remotely exploitable, no login, no user action

Related CVEs

CVE-2016-5654 HIGH 7.5 MITIGATE Misys FusionCapital Opics Plus allows remote authenticated users to gain privileges via a man-in-the-middle at
CVE-2016-5653 MEDIUM 6.5 MITIGATE Multiple SQL injection vulnerabilities in Misys FusionCapital Opics Plus allow remote authenticated users to e

References

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