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    CVE-2020-16094

    In imap_scan_tree_recursive in Claws Mail through 3.17.6, a malicious IMAP server can trigger stack consumption because of unlimited recursion into subdirectories during a rebuild of the folder tree.

    Published:Jul 28, 2020
    Last Modified:Nov 21, 2024
    EPS:Jul 28, 2020
    EPSS Score:0.00485
    CVSS Score:7.5

    Affected Products

    Vendor
    Claws-mail
    Product
    Claws-mail
    Vendor
    Fedoraproject
    Product
    Fedora

    Exploits

    https://www.thewildbeast.co.uk/claws-mail/bugzilla/show_bug.cgi?id=4313https://www.thewildbeast.co.uk/claws-mail/bugzilla/show_bug.cgi?id=4313

    Common Weakness Enumeration

    CWE-674 Uncontrolled Recursion

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-230 Serialized Data with Nested Payloads
    CAPEC-231 Oversized Serialized Data Payloads

    Related CVEs

    CVE-2021-37746 (CVSS 6.1) — textview_uri_security_check in textview.c in Claws Mail before 3.18.0, and Sylpheed through 3.7.0, does not ha…
    CVE-2020-15917 (CVSS 9.8) — common/session.c in Claws Mail before 3.17.6 has a protocol violation because suffix data after STARTTLS is mi…
    CVE-2015-8614 (CVSS 7.3) — Multiple stack-based buffer overflows in the (1) conv_jistoeuc, (2) conv_euctojis, and (3) conv_sjistoeuc func…
    CVE-2015-8708 (CVSS 7.3) — Stack-based buffer overflow in the conv_euctojis function in codeconv.c in Claws Mail 3.13.1 allows remote att…
    CVE-2014-2576 (CVSS 6.8) — plugins/rssyl/feed.c in Claws Mail before 3.10.0 disables the CURLOPT_SSL_VERIFYHOST check for CN or SAN host …
    CVE-2012-4507 (CVSS 5) — The strchr function in procmime.c in Claws Mail (aka claws-mail) 3.8.1 allows remote attackers to cause a deni…

    References

    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3CRKHUOVTJBHT53J4CYU53PXYYQKSGEA/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JUBLHUG2UCXVABAGN5FVTD3AB3YKE5NN/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YNJIXYDMSXYDII4ERMQ4EEKZX64U3QR4/
    https://www.thewildbeast.co.uk/claws-mail/bugzilla/show_bug.cgi?id=4313
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3CRKHUOVTJBHT53J4CYU53PXYYQKSGEA/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JUBLHUG2UCXVABAGN5FVTD3AB3YKE5NN/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YNJIXYDMSXYDII4ERMQ4EEKZX64U3QR4/
    https://www.thewildbeast.co.uk/claws-mail/bugzilla/show_bug.cgi?id=4313

    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