CVE-2019-1559

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

17.14% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 96.8% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

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

Red Hat severity

Moderate. 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

2019-02-27 23:00Z7 YR AGO

Last updated

2024-09-17 04:20Z1 YR AGO

Reserved

2018-11-28

Assigning CNA

openssl

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-203Observable DiscrepancyBase
• CWE-325Missing Cryptographic StepBase

Data version

5.1

Document digest

addd4de54cdf671078d413e7705be11f13b8a39c9b73bceed02b7044c68e91af

• www.securityfocus.com107174http://www.securityfocus.com/bid/107174vdb-entryx_refsource_BID
• security.gentoo.orgGLSA-201903-10https://security.gentoo.org/glsa/201903-10vendor-advisoryx_refsource_GENTOO
• usn.ubuntu.comUSN-3899-1https://usn.ubuntu.com/3899-1/vendor-advisoryx_refsource_UBUNTU
• lists.debian.org[debian-lts-announce] 20190301 [SECURITY] [DLA 1701-1] openssl security updatehttps://lists.debian.org/debian-lts-announce/2019/03/msg00003.htmlmailing-listx_refsource_MLIST
• www.debian.orgDSA-4400https://www.debian.org/security/2019/dsa-4400vendor-advisoryx_refsource_DEBIAN
• lists.opensuse.orgopenSUSE-SU-2019:1076http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00041.htmlvendor-advisoryx_refsource_SUSE
• lists.opensuse.orgopenSUSE-SU-2019:1105http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00019.htmlvendor-advisoryx_refsource_SUSE
• lists.opensuse.orgopenSUSE-SU-2019:1173http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00046.htmlvendor-advisoryx_refsource_SUSE
• lists.opensuse.orgopenSUSE-SU-2019:1175http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00047.htmlvendor-advisoryx_refsource_SUSE
• lists.opensuse.orgopenSUSE-SU-2019:1432http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00049.htmlvendor-advisoryx_refsource_SUSE
• lists.opensuse.orgopenSUSE-SU-2019:1637http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00080.htmlvendor-advisoryx_refsource_SUSE
• access.redhat.comRHSA-2019:2304https://access.redhat.com/errata/RHSA-2019:2304vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2019:2439https://access.redhat.com/errata/RHSA-2019:2439vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2019:2437https://access.redhat.com/errata/RHSA-2019:2437vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2019:2471https://access.redhat.com/errata/RHSA-2019:2471vendor-advisoryx_refsource_REDHAT
• lists.fedoraproject.orgFEDORA-2019-db06efdea1https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EWC42UXL5GHTU5G77VKBF6JYUUNGSHOM/vendor-advisoryx_refsource_FEDORA
• lists.fedoraproject.orgFEDORA-2019-00c25b9379https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZBEV5QGDRFUZDMNECFXUSN5FMYOZDE4V/vendor-advisoryx_refsource_FEDORA
• lists.fedoraproject.orgFEDORA-2019-9a0a7c0986https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y3IVFGSERAZLNJCK35TEM2R4726XIH3Z/vendor-advisoryx_refsource_FEDORA
• access.redhat.comRHSA-2019:3929https://access.redhat.com/errata/RHSA-2019:3929vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2019:3931https://access.redhat.com/errata/RHSA-2019:3931vendor-advisoryx_refsource_REDHAT
• www.oracle.comhttps://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.htmlx_refsource_MISC
• www.oracle.comhttps://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.htmlx_refsource_MISC
• www.oracle.comhttps://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.htmlx_refsource_MISC
• www.oracle.comhttps://www.oracle.com/security-alerts/cpujan2020.htmlx_refsource_MISC
• usn.ubuntu.comUSN-4376-2https://usn.ubuntu.com/4376-2/vendor-advisoryx_refsource_UBUNTU
• www.oracle.comhttps://www.oracle.com/security-alerts/cpujan2021.htmlx_refsource_MISC
• security.netapp.comhttps://security.netapp.com/advisory/ntap-20190301-0001/x_refsource_CONFIRM
• security.netapp.comhttps://security.netapp.com/advisory/ntap-20190301-0002/x_refsource_CONFIRM
• git.openssl.orghttps://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=e9bbefbf0f24c57645e7ad6a5a71ae649d18ac8ex_refsource_CONFIRM
• www.openssl.orghttps://www.openssl.org/news/secadv/20190226.txtx_refsource_CONFIRM
• support.f5.comhttps://support.f5.com/csp/article/K18549143x_refsource_CONFIRM
• www.tenable.comhttps://www.tenable.com/security/tns-2019-02x_refsource_CONFIRM
• security.netapp.comhttps://security.netapp.com/advisory/ntap-20190423-0002/x_refsource_CONFIRM
• www.tenable.comhttps://www.tenable.com/security/tns-2019-03x_refsource_CONFIRM
• kc.mcafee.comhttps://kc.mcafee.com/corporate/index?page=content&id=SB10282x_refsource_CONFIRM
• support.f5.comhttps://support.f5.com/csp/article/K18549143?utm_source=f5support&amp%3Butm_medium=RSSx_refsource_CONFIRM