PRIOn knowledge basePRION:CVE-2018-14598Buffer overflow
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
8.2 High
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.013 Low
EPSS
Percentile
85.3%
An issue was discovered in XListExtensions in ListExt.c in libX11 through 1.6.5. A malicious server can send a reply in which the first string overflows, causing a variable to be set to NULL that will be freed later on, leading to DoS (segmentation fault).
| CPE | Name | Operator | Version |
|---|---|---|---|
| ubuntu_linux | eq | 16.04 | |
| ubuntu_linux | eq | 14.04 | |
| ubuntu_linux | eq | 12.04 | |
| ubuntu_linux | eq | 18.04 | |
| debian_linux | eq | 8.0 | |
| fedora | eq | 28 | |
| libx11 | le | 1.6.5 |
References
www.openwall.com/lists/oss-security/2018/08/21/6
www.securityfocus.com/bid/105177
www.securitytracker.com/id/1041543
access.redhat.com/errata/RHSA-2019:2079
bugzilla.suse.com/show_bug.cgi?id=1102073
cgit.freedesktop.org/xorg/lib/libX11/commit/?id=e83722768fd5c467ef61fa159e8c6278770b45c2
lists.debian.org/debian-lts-announce/2018/08/msg00030.html
lists.fedoraproject.org/archives/list/[email protected]/message/YGARUV66TS5OOSLR5A76BUB7SDV6GO4F/
lists.x.org/archives/xorg-announce/2018-August/002916.html
security.gentoo.org/glsa/201811-01
usn.ubuntu.com/3758-1/
usn.ubuntu.com/3758-2/
Related
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
8.2 High
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.013 Low
EPSS
Percentile
85.3%