3.7
Advisory Published
Updated

CVE-2021-37845

First published: Mon May 29 2023(Updated: )

An issue was discovered in Citadel through webcit-932. A meddler-in-the-middle attacker can fixate their own session during the cleartext phase before a STARTTLS command (a violation of "The STARTTLS command is only valid in non-authenticated state." in RFC2595). This potentially allows an attacker to cause a victim's e-mail messages to be stored into an attacker's IMAP mailbox, but depends on details of the victim's client behavior.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Citadel WebCit<=932

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Frequently Asked Questions

  • What is the vulnerability ID for this issue?

    The vulnerability ID for this issue is CVE-2021-37845.

  • What is the severity level of CVE-2021-37845?

    The severity level of CVE-2021-37845 is low with a score of 3.7.

  • What software is affected by CVE-2021-37845?

    The Citadel WebCit software up to version 932 is affected by CVE-2021-37845.

  • What is the impact of CVE-2021-37845?

    CVE-2021-37845 allows a meddler-in-the-middle attacker to fixate their own session, potentially compromising the security of the system.

  • Are there any references available for CVE-2021-37845?

    Yes, you can find references for CVE-2021-37845 at the following links: [1](http://uncensored.citadel.org/dotgoto?room=Citadel%20Security), [2](https://nostarttls.secvuln.info/), [3](https://uncensored.citadel.org/msg/2099264259).

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