CVE-2019-11356

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

7.62% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 94.0% of scored records. A rank, not a probability.

NVD base score

9.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Important. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2019-06-03 19:44Z7 YR AGO

Last updated

2024-08-04 22:48Z2 YR AGO

Reserved

2019-04-19

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-787Out-of-bounds WriteBase
• CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass

Data version

5.1

Document digest

f2e045f9a6a811bdb13d07e95996b11f7e138ba10f5a851646c45c941c8fd496

• www.cyrusimap.orghttps://www.cyrusimap.org/imap/download/release-notes/2.5/index.htmlx_refsource_MISC
• www.cyrusimap.orghttps://www.cyrusimap.org/imap/download/release-notes/3.0/index.htmlx_refsource_MISC
• www.cyrusimap.orghttps://www.cyrusimap.org/imap/download/release-notes/2.5/x/2.5.13.htmlx_refsource_MISC
• www.cyrusimap.orghttps://www.cyrusimap.org/imap/download/release-notes/3.0/x/3.0.10.htmlx_refsource_MISC
• lists.fedoraproject.orgFEDORA-2019-309f559057https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IGO43JS7IFDNITHXOOHOP6JHRKRDIYY6/vendor-advisoryx_refsource_FEDORA
• lists.fedoraproject.orgFEDORA-2019-f0435555achttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PICSZDC3UGEUZ27VXGGM6OFI67D3KKLZ/vendor-advisoryx_refsource_FEDORA
• www.debian.orgDSA-4458https://www.debian.org/security/2019/dsa-4458vendor-advisoryx_refsource_DEBIAN
• seclists.org20190609 [SECURITY] [DSA 4458-1] cyrus-imapd security updatehttps://seclists.org/bugtraq/2019/Jun/9mailing-listx_refsource_BUGTRAQ
• access.redhat.comRHSA-2019:1771https://access.redhat.com/errata/RHSA-2019:1771vendor-advisoryx_refsource_REDHAT
• usn.ubuntu.comUSN-4566-1https://usn.ubuntu.com/4566-1/vendor-advisoryx_refsource_UBUNTU