The Web UI component of Mitel MiVoice 6800 and 6900 series SIP Phones with firmware before 5.1.0.SP5 could allow an unauthenticated attacker to expose sensitive information due to improper memory handling during failed login attempts.
CVE-2020-13617
This high-severity CVE scores 7.5 under NVD CVSS v3. EPSS exploit probability: 0.3%, top 52% 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).
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 7.5
- EG Score
- 7.5(medium)
- EPSS
- 67.6%
- KEV
- Not listed
Published
August 26, 2020
Last Modified
November 21, 2024
References (4)
- cve@mitrehttps://www.mitel.com/support/security-advisories
- cve@mitrehttps://www.mitel.com/support/security-advisories/mitel-product-security-advisory-20-0007
- af854a3a-2127-422b-91ae-364da2661108https://www.mitel.com/support/security-advisories
- af854a3a-2127-422b-91ae-364da2661108https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-20-0007
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 8× in last 7d / 45× 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.
- 2026-07-11 08:24 UTCEPSS rescore
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- 2026-05-26 23:50 UTCEG score recompute
- 2026-05-26 23:50 UTCGHSA enrichment
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- 2026-05-26 07:17 UTCEPSS rescore
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Related CVEs(same CWE)
Same CWE
10 shownCWE-307
Frequently asked(5)
What is CVE-2020-13617?
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What is the CVSS score of CVE-2020-13617?
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Dependency Blast Radius
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