CVE-2019-11356
cyrus-imapd - security update
9.8
CRITICAL
CVSS 3.1
EPSS 28.2%
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.
How to fix CVE-2019-11356
To remediate CVE-2019-11356, upgrade the affected package to a fixed version below.
- Debian/cyrus-imapd—upgrade to 3.0.8-6 or later
- —upgrade to 2.5.10-3+deb9u1 or later
Is CVE-2019-11356 being exploited?
Moderate — EPSS is 28.2%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (2)
- from 0, < 3.0.8-6
- from 0, < 2.5.10-3+deb9u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |