SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-5779

A vulnerability in the conferencing component of Mitel Connect ONSITE, versions R1711-PREM and earlier, and Mitel ST 14.2, release GA28 and earlier, could allow an unauthenticated attacker to copy a malicious script into a newly generated PHP file and…

CRITICAL 9.8EPSS 2.72%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (2.72%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A vulnerability in the conferencing component of Mitel Connect ONSITE, versions R1711-PREM and earlier, and Mitel ST 14.2, release GA28 and earlier, could allow an unauthenticated attacker to copy a malicious script into a newly generated PHP file and then execute the generated file using specially crafted requests. Successful exploit could allow an attacker to execute arbitrary code within the context of the application.

CVSS 3.0
9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
2.72% probability · 85th percentile
CISA KEV
Not listed
Weakness
CWE-94
Affected
mitel/connect onsite · mitel/st14.2
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.