CVE-2019-16163

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

2.75% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 84.9% of scored records. A rank, not a probability.

NVD base score

7.5 (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:N/I:N/A:H

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

2019-09-09 15:38Z6 YR AGO

Last updated

2024-08-05 01:10Z2 YR AGO

Reserved

2019-09-09

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-674Uncontrolled RecursionClass
• CWE-770Allocation of Resources Without Limits or ThrottlingBase

Data version

5.1

Document digest

26f8099a75ecf7bad61ec82e635f1b3ab5da79675529e9a14c9e3d259210ea03

• github.comhttps://github.com/kkos/oniguruma/issues/147x_refsource_MISC
• github.comhttps://github.com/kkos/oniguruma/commit/4097828d7cc87589864fecf452f2cd46c5f37180x_refsource_MISC
• github.comhttps://github.com/kkos/oniguruma/compare/v6.9.2...v6.9.3x_refsource_MISC
• lists.debian.org[debian-lts-announce] 20190912 [SECURITY] [DLA 1918-1] libonig security updatehttps://lists.debian.org/debian-lts-announce/2019/09/msg00010.htmlmailing-listx_refsource_MLIST
• lists.fedoraproject.orgFEDORA-2019-e4819c6510https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NWOWZZNFSAWM3BUTQNAE3PD44A6JU4KE/vendor-advisoryx_refsource_FEDORA
• lists.fedoraproject.orgFEDORA-2019-6a931c8eechttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZW47MSFZ6WYOAOFXHBDGU4LYACFRKC2Y/vendor-advisoryx_refsource_FEDORA
• usn.ubuntu.comUSN-4460-1https://usn.ubuntu.com/4460-1/vendor-advisoryx_refsource_UBUNTU