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    CVE-2021-33570

    Postbird 0.8.4 allows stored XSS via the onerror attribute of an IMG element in any PostgreSQL database table. This can result in reading local files via vectors involving XMLHttpRequest and open of a file:/// URL, or discovering PostgreSQL passwords via vectors involving Window.localStorage and savedConnections.

    Published:May 25, 2021
    Last Modified:Nov 21, 2024
    EPS:May 25, 2021
    EPSS Score:0.01707
    CVSS Score:5.4

    Affected Products

    Vendor
    Postbird Project
    Product
    Postbird

    Exploits

    http://packetstormsecurity.com/files/162831/Postbird-0.8.4-Cross-Site-Scripting-Local-File-Inclusion.htmlhttps://github.com/Tridentsec-io/postbirdhttps://www.exploit-db.com/exploits/49910http://packetstormsecurity.com/files/162831/Postbird-0.8.4-Cross-Site-Scripting-Local-File-Inclusion.htmlhttps://github.com/Tridentsec-io/postbirdhttps://www.exploit-db.com/exploits/49910https://www.exploit-db.com/exploits/49910

    References

    http://packetstormsecurity.com/files/162831/Postbird-0.8.4-Cross-Site-Scripting-Local-File-Inclusion.html
    http://packetstormsecurity.com/files/162872/Postbird-0.8.4-XSS-LFI-Insecure-Data-Storage.html
    https://github.com/Paxa/postbird/issues/132
    https://github.com/Paxa/postbird/issues/133
    https://github.com/Paxa/postbird/issues/134
    https://github.com/Tridentsec-io/postbird
    https://tridentsec.io/blogs/postbird-cve-2021-33570/
    https://www.exploit-db.com/exploits/49910
    http://packetstormsecurity.com/files/162831/Postbird-0.8.4-Cross-Site-Scripting-Local-File-Inclusion.html
    http://packetstormsecurity.com/files/162872/Postbird-0.8.4-XSS-LFI-Insecure-Data-Storage.html
    https://github.com/Paxa/postbird/issues/132
    https://github.com/Paxa/postbird/issues/133
    https://github.com/Paxa/postbird/issues/134
    https://github.com/Tridentsec-io/postbird
    https://tridentsec.io/blogs/postbird-cve-2021-33570/
    https://www.exploit-db.com/exploits/49910

    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