Mailer Plugin up to 1.32 on Jenkins SMTP Server Hostname certificate host validation

Summaryinfo

A vulnerability labeled as problematic has been found in Mailer Plugin up to 1.32 on Jenkins. Affected by this vulnerability is an unknown functionality of the component SMTP Server Handler. The manipulation as part of Hostname results in certificate host validation. This vulnerability is cataloged as CVE-2020-2252. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Mailer Plugin up to 1.32 on Jenkins (Jenkins Plugin). It has been classified as problematic. Affected is an unknown part of the component SMTP Server Handler. The manipulation as part of a Hostname leads to a certificate host validation vulnerability. CWE is classifying the issue as CWE-297. The product communicates with a host that provides a certificate, but the product does not properly ensure that the certificate is actually associated with that host. This is going to have an impact on confidentiality, and integrity. CVE summarizes:

Jenkins Mailer Plugin 1.32 and earlier does not perform hostname validation when connecting to the configured SMTP server.

The weakness was shared 09/16/2020 (Website). The advisory is shared for download at jenkins.io. This vulnerability is traded as CVE-2020-2252 since 12/05/2019. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1587.003.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

• Jenkins Plugin

Name

• Mailer Plugin

Version

• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5
• 1.6
• 1.7
• 1.8
• 1.9
• 1.10
• 1.11
• 1.12
• 1.13
• 1.14
• 1.15
• 1.16
• 1.17
• 1.18
• 1.19
• 1.20
• 1.21
• 1.22
• 1.23
• 1.24
• 1.25
• 1.26
• 1.27
• 1.28
• 1.29
• 1.30
• 1.31
• 1.32

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

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• 🔍
• 🔍

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Entryinfo

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