CVE-2017-8786
Published: 5 May 2017
pcre2test.c in PCRE2 10.23 allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via a crafted regular expression.
Notes
Author | Note |
---|---|
sbeattie | issue is in pcre2test, which is a test program |
Priority
Status
Package | Release | Status |
---|---|---|
pcre2 Launchpad, Ubuntu, Debian |
artful |
Ignored
(end of life)
|
bionic |
Not vulnerable
(10.31-2)
|
|
cosmic |
Not vulnerable
(10.31-3)
|
|
disco |
Not vulnerable
(10.32-4)
|
|
impish |
Not vulnerable
(10.32-4)
|
|
hirsute |
Not vulnerable
(10.32-4)
|
|
xenial |
Needed
|
|
kinetic |
Not vulnerable
(10.32-4)
|
|
lunar |
Not vulnerable
(10.32-4)
|
|
eoan |
Not vulnerable
(10.32-4)
|
|
focal |
Not vulnerable
(10.32-4)
|
|
groovy |
Not vulnerable
(10.32-4)
|
|
jammy |
Not vulnerable
(10.32-4)
|
|
precise |
Does not exist
|
|
trusty |
Does not exist
|
|
upstream |
Released
(10.31-1)
|
|
yakkety |
Ignored
(end of life)
|
|
zesty |
Ignored
(end of life)
|
|
mantic |
Not vulnerable
(10.32-4)
|
|
Patches: upstream: https://vcs.pcre.org/pcre2?view=revision&revision=696 upstream: https://vcs.pcre.org/pcre2?view=revision&revision=697 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 9.8 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |