HOMEVULNERABILITIESCVE-2020-11797
HIGH

CVE-2020-11797

NVD-CWE-noinfoPublished: August 26, 2020· Updated: Jun 17, 2026

7.5
CVSS v3.1

Official 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.

NVD Source

Technical Analysis

CVE-2020-11797 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 7.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected Vendors & Products

mitel1 product(s)
micollab audio\, web \& video conferencing
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://www.mitel.com/support/security-advisories
ADVISORYhttps://www.mitel.com/support/security-advisories/mitel-product-security-advisory-20-0005
ADVISORYhttps://www.mitel.com/support/security-advisories
ADVISORYhttps://www.mitel.com/support/security-advisories/mitel-product-security-advisory-20-0005

All References (4)

→
https://www.mitel.com/support/security-advisoriesVendor Advisory
→
https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-20-0005Vendor Advisory
→
https://www.mitel.com/support/security-advisoriesVendor Advisory
→
https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-20-0005Vendor Advisory

Quick Facts

CVE IDCVE-2020-11797
CVSS Score7.5 / 10
SeverityHIGH
WeaknessNVD-CWE-noinfo
CISA KEVNo
Affected1 vendor(s)
PublishedAug 26, 2020

Related CVEs (NVD-CWE-noinfo)

CVE-2015-6787
10.0
CVE-2006-3698
10.0
CVE-2010-0071
10.0
CVE-2014-2624
10.0
CVE-2008-5010
10.0
CVE-2009-3099
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2020-11797 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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