Description
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.
References (4)
Core 4
Core References
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://www.thewildbeast.co.uk/claws-mail/bugzilla/show_bug.cgi?id=4313
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JUBLHUG2UCXVABAGN5FVTD3AB3YKE5NN/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3CRKHUOVTJBHT53J4CYU53PXYYQKSGEA/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YNJIXYDMSXYDII4ERMQ4EEKZX64U3QR4/
Scores
CVSS v3
7.5
EPSS
0.0178
EPSS Percentile
75.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-674
Status
published
Products (4)
claws-mail/claws-mail
< 3.17.6
fedoraproject/fedora
31
fedoraproject/fedora
32
fedoraproject/fedora
33
Published
Jul 28, 2020
Tracked Since
Feb 18, 2026