CVE-2015-8391
9.8
CRITICAL
CVSS 3.1
EPSS 6.4%
Description
The pcre_compile function in pcre_compile.c in PCRE before 8.38 mishandles certain [: nesting, which allows remote attackers to cause a denial of service (CPU consumption) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.
How to fix CVE-2015-8391
To remediate CVE-2015-8391, upgrade the affected package to a fixed version below.
- Debian/pcre3—upgrade to 2:8.38-1 or later
Is CVE-2015-8391 being exploited?
Moderate — EPSS is 6.4%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (1)
- from 0, < 2:8.38-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |