CVE-2019-11356
Critical
Description
The CalDAV feature in httpd in Cyrus IMAP 2.5.x through 2.5.12 and 3.0.x through 3.0.9 allows remote attackers to execute arbitrary code via a crafted HTTP PUT operation for an event with a long iCalendar property name.
SeverityCritical
CVSS9.8
Exploit probability—
Product
Cyrus Imap
PublishedJun 3, 2019
First seenJun 3, 2019
How to fix
Vendor advisories
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IGO43JS7IFDNITHXOOHOP6JHRKRDIYY6/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PICSZDC3UGEUZ27VXGGM6OFI67D3KKLZ/
- debian.org/security/2019/dsa-4458
- access.redhat.com/errata/RHSA-2019:1771
- usn.ubuntu.com/4566-1/
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| cyrus imap | 2.5.0 ≤ v ≤ 2.5.12, 3.0.0 ≤ v ≤ 3.0.9 | — |
| fedoraproject fedora | 29, 30 | — |
| debian debian_linux | 9.0 | — |
| canonical ubuntu_linux | 18.04 | — |
| redhat enterprise_linux | 8.0 | — |
| redhat enterprise_linux_eus | 8.1, 8.2, 8.4 | — |
| redhat enterprise_linux_server_aus | 8.2, 8.4 | — |
| redhat enterprise_linux_server_tus | 8.2, 8.4 | — |
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