CVE-2020-11797: mitel micollab_audio\,_web_\&_video_conferencing
Vulnerability summary
CVE-2020-11797 is a high (CVSS 7.5) vulnerability in mitel micollab_audio\,_web_\&_video_conferencing. EPSS estimates a 1.17% chance of exploitation in the next 30 days, higher than 67.3% of scored vulnerabilities.
Severe, CVSS 7.5 (NVD); no exploitation reported by the 5 checked sources; EPSS 1% (FIRST, 03-11-2026)
Source freshness unavailable
How is this decided?Timeline
- 26-08-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
An Authentication Bypass vulnerability in the Published Area of the web conferencing component of Mitel MiCollab AWV before 8.1.2.4 and 9.x before 9.1.3 could allow an unauthenticated attacker to gain access to unauthorized information due to insufficient access validation. A successful exploit could allow an attacker to access sensitive shared files.
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
1.17%
Chance of exploitation in the next 30 days
Percentile
67%
Versus all other CVEs
30-day change
No change 0.00 pp
From 1.17% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Known conditions: network-reachable, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Mitel1 product
- micollab_audio\,_web_\&_video_conferencing< 8.1.2.4 | ≥ 9.0, < 9.1.3
1 vendor · 1 product
References
2 links- www.mitel.com/support/security-advisories/mitel-product-security-advisory-20-0005X Refsource CONFIRMVendor Advisory