CVE-2019-16239

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

3.45% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 87.9% 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

No Red Hat rating. Red Hat rates the CVEs that affect its products.

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

2019-09-17 11:37Z6 YR AGO

Last updated

2024-08-05 01:10Z2 YR AGO

Reserved

2019-09-11

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base

Data version

5.1

Document digest

f06f6a303da868de09fb18c5a438a6f27e444f96c7e8b751d4dc67ded2c17eda

• t2.fihttps://t2.fi/schedule/2019/x_refsource_MISC
• lists.fedoraproject.orgFEDORA-2019-6969467639https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WI7ZENFAWCHF2RU4NHPL2CU4WGZ4BNDJ/vendor-advisoryx_refsource_FEDORA
• lists.infradead.orghttp://lists.infradead.org/pipermail/openconnect-devel/2019-September/005412.htmlx_refsource_CONFIRM
• lists.fedoraproject.orgFEDORA-2019-1caffa01f2https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HDMZGNBLZZKAGBI2PNXYWWKLD2LXKFH6/vendor-advisoryx_refsource_FEDORA
• lists.fedoraproject.orgFEDORA-2019-4c0d6e1784https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FX56KYWC7X4ETV4P6HGJC7GZUEBITBBS/vendor-advisoryx_refsource_FEDORA
• lists.debian.org[debian-lts-announce] 20191004 [SECURITY] [DLA 1945-1] openconnect security updatehttps://lists.debian.org/debian-lts-announce/2019/10/msg00003.htmlmailing-listx_refsource_MLIST
• lists.opensuse.orgopenSUSE-SU-2019:2385http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00060.htmlvendor-advisoryx_refsource_SUSE
• lists.opensuse.orgopenSUSE-SU-2019:2388http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00061.htmlvendor-advisoryx_refsource_SUSE
• www.debian.orgDSA-4607https://www.debian.org/security/2020/dsa-4607vendor-advisoryx_refsource_DEBIAN
• seclists.org20200120 [SECURITY] [DSA 4607-1] openconnect security updatehttps://seclists.org/bugtraq/2020/Jan/31mailing-listx_refsource_BUGTRAQ
• usn.ubuntu.comUSN-4565-1https://usn.ubuntu.com/4565-1/vendor-advisoryx_refsource_UBUNTU