CVE-2018-16498

MEDIUMNVD 5.55.5—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 5.5 under NVD CVSS v3. EPSS exploit probability: 0.0%, top 92% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
5.5
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 5.5Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

In Versa Director, the unencrypted backup files stored on the Versa deployment contain credentials stored within configuration files. These credentials are for various application components such as SNMP, and SSL and Trust keystores.

CVSS v3
5.5
EG Score
5.5(medium)
EPSS
6.1%
KEV
Not listed

Published

May 26, 2021

Last Modified

November 21, 2024

References (2)

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 8× in last 7d / 42× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-11 08:24 UTCEPSS rescore
  2. 2026-07-09 19:06 UTCEPSS rescore
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  1. 2026-06-21 14:54 UTCEPSS rescore
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  25. 2026-06-06 13:45 UTCEPSS rescore
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  40. 2026-05-29 13:41 UTCEPSS rescore
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  43. 2026-05-27 13:38 UTCEPSS rescore
  44. 2026-05-27 13:38 UTCEPSS rescore
  45. 2026-05-26 16:06 UTCEG score recompute
  46. 2026-05-26 16:06 UTCGHSA enrichment
  47. 2026-05-26 13:42 UTCEPSS rescore
  48. 2026-05-26 13:42 UTCEPSS rescore
  49. 2026-05-26 07:17 UTCEPSS rescore
  50. 2026-05-26 07:17 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2018-16498?
CVE-2018-16498 is a medium vulnerability published on May 26, 2021. In Versa Director, the unencrypted backup files stored on the Versa deployment contain credentials stored within configuration files. These credentials are for various application components such as SNMP, and SSL and Trust keystores.
When was CVE-2018-16498 disclosed?
CVE-2018-16498 was first published in the National Vulnerability Database on May 26, 2021, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2018-16498 actively exploited?
CVE-2018-16498 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 6.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2018-16498?
CVE-2018-16498 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2018-16498?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-16498, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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