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    CVE-2021-30158

    An issue was discovered in MediaWiki before 1.31.12 and 1.32.x through 1.35.x before 1.35.2. Blocked users are unable to use Special:ResetTokens. This has security relevance because a blocked user might have accidentally shared a token, or might know that a token has been compromised, and yet is not able to block any potential future use of the token by an unauthorized party.

    Published:Mar 19, 2021
    Last Modified:Nov 21, 2024
    EPS:Apr 6, 2021
    EPSS Score:0.00725
    CVSS Score:5.3

    Affected Products

    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Mediawiki
    Product
    Mediawiki

    Exploits

    https://phabricator.wikimedia.org/T277009https://phabricator.wikimedia.org/T277009

    Common Weakness Enumeration

    CWE-287 Improper Authentication

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    References

    https://lists.debian.org/debian-lts-announce/2021/05/msg00003.html
    https://lists.debian.org/debian-lts-announce/2021/05/msg00006.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/26UJGHF7LJDOCQN6A3Z4PM7PYRKENJHE/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2OMSV7B2TCFBOCICN3B4SMQP5HVRJQIT/
    https://phabricator.wikimedia.org/T277009
    https://security.gentoo.org/glsa/202107-40
    https://www.debian.org/security/2021/dsa-4889
    https://lists.debian.org/debian-lts-announce/2021/05/msg00003.html
    https://lists.debian.org/debian-lts-announce/2021/05/msg00006.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/26UJGHF7LJDOCQN6A3Z4PM7PYRKENJHE/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2OMSV7B2TCFBOCICN3B4SMQP5HVRJQIT/
    https://phabricator.wikimedia.org/T277009
    https://security.gentoo.org/glsa/202107-40
    https://www.debian.org/security/2021/dsa-4889

    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