CVE-2018-6789 CISA KEV · Actively exploitedLinked to ransomware

exim: buffer overflow in b64decode() function, possibly leading to remote code execution

CVSS score

8.1

EPSS probability

%82.1

Risk score

13.3

Published

8 y ago

Overview Public Exploits (6)Newsroom Vulnerability Timeline

Vulnerability Timeline (Change History)

CVE-2018-6789 historical changes made to the vulnerability by NVD, CISA and MITRE:

Date	Actor / Source	Action / Description	Type	Previous value	New value
09.01.2026	nvd@nist.gov	Initial Analysis & CVSS Vector Assignment	CVSS V3.1	—	CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
03.11.2021	CISA Coordinator	Added to KEV Catalog (Active Exploitation)	SSVC / KEV	exploitation: none	exploitation: active
07.02.2018	MITRE / NVD	New CVE Record Received & Ingested	CVE Created	—	CVE-2018-6789

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