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CVE-2019-11356

CRITICAL
9.8
CVSS Score
Published: June 3, 2019 at 07:44 PM UTC
Updated: June 17, 2026 at 02:12 AM UTC
8 products affected across 5 vendorsDebian LinuxFedoraUbuntu Linux

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Severity
CRITICAL9.8
Exploit prediction
EPSS 8%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

References (10)

Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2019:1771
Vendor Advisoryx_refsource_FEDORA
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IGO43JS7IFDNITHXOOHOP6JHRKRDIYY6/
Vendor Advisoryx_refsource_FEDORA
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PICSZDC3UGEUZ27VXGGM6OFI67D3KKLZ/
Mailing Listx_refsource_BUGTRAQThird Party Advisory
Source: [email protected]
https://seclists.org/bugtraq/2019/Jun/9
Vendor Advisoryx_refsource_UBUNTUThird Party Advisory
Source: [email protected]
https://usn.ubuntu.com/4566-1/
x_refsource_MISCRelease NotesVendor Advisory
Source: [email protected]
https://www.cyrusimap.org/imap/download/release-notes/2.5/index.html
x_refsource_MISCRelease NotesVendor Advisory
Source: [email protected]
https://www.cyrusimap.org/imap/download/release-notes/2.5/x/2.5.13.html
x_refsource_MISCRelease NotesVendor Advisory
Source: [email protected]
https://www.cyrusimap.org/imap/download/release-notes/3.0/index.html

CVSS

9.8CRITICAL[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-787

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