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CVE-2017-15804

Published: 22 October 2017

The glob function in glob.c in the GNU C Library (aka glibc or libc6) before 2.27 contains a buffer overflow during unescaping of user names with the ~ operator.

Priority

Low

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package Release Status
eglibc
Launchpad, Ubuntu, Debian
artful Does not exist

bionic Does not exist

cosmic Does not exist

disco Does not exist

eoan Does not exist

focal Does not exist

groovy Does not exist

hirsute Does not exist

trusty
Released (2.19-0ubuntu6.14)
upstream Needs triage

xenial Does not exist

zesty Does not exist

glibc
Launchpad, Ubuntu, Debian
artful
Released (2.26-0ubuntu2.1)
bionic Not vulnerable
(2.27-3ubuntu1)
cosmic Not vulnerable
(2.27-3ubuntu1)
disco Not vulnerable
(2.27-3ubuntu1)
eoan Not vulnerable
(2.27-3ubuntu1)
focal Not vulnerable
(2.27-3ubuntu1)
groovy Not vulnerable
(2.27-3ubuntu1)
hirsute Not vulnerable
(2.27-3ubuntu1)
trusty Does not exist

upstream
Released (2.27)
xenial
Released (2.23-0ubuntu10)
zesty Ignored
(end of life)
Patches:
upstream: https://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commit;h=a159b53fa059947cc2548e3b0d5bdcf7b9630ba8

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