CVE Vulnerability

CVE-2020-28018

Exim 4 before 4.94.2 allows Use After Free in smtp_reset in certain situations that may be common for builds with OpenSSL.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28018-OCORK.txt Vendor Advisory
http://www.openwall.com/lists/oss-security/2021/05/11/5 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/05/11/6 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/05/11/17 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/05/11/15 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/05/11/14 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/05/12/2 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/05/12/3 Mailing List Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:*
Information

Published : 2021-05-06 01:15

Updated : 2021-05-26 07:34

NVD link : CVE-2020-28018

Mitre link : CVE-2020-28018

Products Affected
No products.
CWE
CWE-416