8.1

CVE-2020-13863: mitel micollab

Modified
Published 26-08-2020Last modified 04-08-2024

Vulnerability summary

CVE-2020-13863 is a high (CVSS 8.1) vulnerability in mitel micollab. EPSS estimates a 1.13% chance of exploitation in the next 30 days, higher than 66.4% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 8.1, network access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
8.1/10
010
High · v3.1 (NVD)
EPSS score
1.13%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Timeline

  1. 26-08-2020
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

The SAS portal of Mitel MiCollab before 9.1.3 could allow an attacker to access user data by performing a header injection in HTTP responses, due to the improper handling of input parameters. A successful exploit could allow an attacker to access user information.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

1.13%

Chance of exploitation in the next 30 days

Percentile

66%

Versus all other CVEs

30-day change

No change 0.00 pp

From 1.13% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Version check

Known conditions: network-reachable, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.

Mitel1 product

1 vendor · 1 product

References

2 links