CVE-2019-11356
high-risk
Published 2019-06-03
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.
Do I need to act?
!
28.2% chance of exploitation in next 30 days
EPSS score — higher than 72% of all CVEs
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10
Critical
NETWORK
/ LOW complexity
Affected Products (13)
Affected Vendors
References (20)
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:1771
Mailing List
https://seclists.org/bugtraq/2019/Jun/9
Third Party Advisory
https://usn.ubuntu.com/4566-1/
Third Party Advisory
https://www.debian.org/security/2019/dsa-4458
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:1771
Mailing List
https://seclists.org/bugtraq/2019/Jun/9
Third Party Advisory
https://usn.ubuntu.com/4566-1/
Third Party Advisory
https://www.debian.org/security/2019/dsa-4458
64
/ 100
high-risk
Severity
32/34 · Critical
Exploitability
15/34 · Moderate
Exposure
17/34 · Moderate