CVE-2018-18566

MEDIUMNVD 5.35.3—

5.3

The SIP service in Polycom VVX 500 and 601 devices 5.8.0.12848 and earlier allow remote attackers to obtain sensitive phone configuration information by leveraging use with an on-premise installation with Skype for Business.

CVSS v3: 5.3
EG Score: 5.3(medium)
EPSS: 59.5%
KEV: Not listed

Published

October 24, 2018

Last Modified

November 21, 2024

References (6)

cve@mitrehttp://www.securityfocus.com/bid/105746
cve@mitrehttps://seclists.org/bugtraq/2018/Oct/33
cve@mitrehttps://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2018-028.txt
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/105746
af854a3a-2127-422b-91ae-364da2661108https://seclists.org/bugtraq/2018/Oct/33
af854a3a-2127-422b-91ae-364da2661108https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2018-028.txt

Weakness Classification(1)

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

CWE-200Exposure of Sensitive Information to an Unauthorized Actor

Data Freshness Timeline

(refreshed 12× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-06 13:45 UTCepss_batch
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2026-06-05 22:45 UTCepss_batch
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2026-06-01 13:50 UTCepss_batch
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2026-05-31 22:29 UTCepss_batch
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2026-05-29 13:41 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
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2026-05-28 01:41 UTCEG score recompute
2026-05-28 01:41 UTCGHSA enrichment
2026-05-27 13:38 UTCepss_batch

Frequently asked(5)

What is CVE-2018-18566?

CVE-2018-18566 is a medium vulnerability published on October 24, 2018. The SIP service in Polycom VVX 500 and 601 devices 5.8.0.12848 and earlier allow remote attackers to obtain sensitive phone configuration information by leveraging use with an on-premise installation with Skype for Business.

When was CVE-2018-18566 disclosed?

CVE-2018-18566 was first published in the National Vulnerability Database on October 24, 2018, 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-2018-18566 actively exploited?

CVE-2018-18566 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 59.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2018-18566?

CVE-2018-18566 has a CVSS v3 base score of 5.3 (NVD).

How do I remediate CVE-2018-18566?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-18566, 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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CVE-2018-18566

📅 Published

🔄 Last Modified

🔗 References (6)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-18566?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (6)

Frequently asked(5)

Related CVEs(same CWE)