SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-28019

Exim 4 before 4.94.2 has Improper Initialization that can lead to recursion-based stack consumption or other consequences.

HIGH 7.5EPSS 61.7%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 61.7%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

Description

Exim 4 before 4.94.2 has Improper Initialization that can lead to recursion-based stack consumption or other consequences. This occurs because use of certain getc functions is mishandled when a client uses BDAT instead of DATA.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
61.66% probability · 99th percentile
CISA KEV
Not listed
Weakness
CWE-665
Affected
exim/exim
Source
cve@mitre.org

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