P4Verified

CVE-2019-20838: pcre before 8.43 (exclusive); +3 more affected products

CVE-2019-20838. CVSS 3.1 base score 7.5 (HIGH, NVD). EPSS 0.0277 (percentile 0.85902), scored 2026-10-08.

Affected technology

pcre · before 8.43 (exclusive)
pcre

macos · before 11.0.1 (exclusive)
apple

universal forwarder · from 8.2.0 (inclusive), before 8.2.12 (exclusive)
splunk

universal forwarder · from 9.0.0 (inclusive), before 9.0.6 (exclusive)
splunk

universal forwarder · 9.1.0
splunk

n/a · n/a
Vendor not specified by the source

Description’s affected range: before 8.43

Component: Not specified by the source

Attack conditions (NVD, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

What an attacker can do

NVD’s CVSS 3.1 assessment (base score 7.5/10) rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 2026-10-09 03:15:29.015954+00:00

CWE: CWE-125
CCR priority: 30.7 /100 (P4)
CVSS 3.1: 7.5 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · NVD
EPSS: 0.0277 · percentile 0.85902 · 2026-10-08
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-09 03:13:32.966430+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2019-20838.html