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CVE-2020-2253

Good to know:

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Date: September 16, 2020

Jenkins Email Extension Plugin 2.75 and earlier does not perform hostname validation when connecting to the configured SMTP server.

Language: Java

Severity Score

Related Resources (6)

https://github.com/jenkinsci/email-ext-plugin/commit/ac039ba581f5946975a327709ff201b459900caa
https://nvd.nist.gov/vuln/detail/CVE-2020-2253
https://www.jenkins.io/security/advisory/2020-09-16/#SECURITY-1851
https://github.com/jenkinsci/email-ext-plugin
http://www.openwall.com/lists/oss-security/2020/09/16/3
https://www.mend.io/vulnerability-database/CVE-2020-2253

Severity Score

Weakness Type (CWE)

Improper Certificate Validation

CWE-295

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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