CVE-2017-17843

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    CVE-2017-17843

    Published: 27 Dec 2017Last Modified: 16 Apr 2026

    Summary:

    Details: An issue was discovered in Enigmail before 1.9.9 that allows remote attackers to trigger use of an intended public key for encryption, because incorrect regular expressions are used for extraction of an e-mail address from a comma-separated list, as demonstrated by a modified Full Name field and a homograph attack, aka TBE-01-002.

    References: https://lists.debian.org/debian-lts-announce/2017/12/msg00021.html, https://www.mail-archive.com/enigmail-users%40enigmail.net/msg04280.html, https://enigmail.net/download/other/Enigmail%20Pentest%20Report%20by%20Cure53%20-%20Excerpt.pdf, https://lists.debian.org/debian-security-announce/2017/msg00333.html, https://www.debian.org/security/2017/dsa-4070

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2017-17843 | CVE-DB