CVE-2018-20511
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
5.4 Medium
AI Score
Confidence
High
2.1 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:L/AC:L/Au:N/C:P/I:N/A:N
0.0004 Low
EPSS
Percentile
5.3%
An issue was discovered in the Linux kernel before 4.18.11. The ipddp_ioctl function in drivers/net/appletalk/ipddp.c allows local users to obtain sensitive kernel address information by leveraging CAP_NET_ADMIN to read the ipddp_route dev and next fields via an SIOCFINDIPDDPRT ioctl call.
| CPE | Name | Operator | Version |
|---|---|---|---|
| linux:linux_kernel | linux linux kernel | lt | 4.18.11 |
| debian:debian_linux | debian debian linux | eq | 8.0 |
References
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9824dfae5741275473a23a7ed5756c7b6efacc9d
www.securityfocus.com/bid/106347
cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.18.11
github.com/torvalds/linux/commit/9824dfae5741275473a23a7ed5756c7b6efacc9d
lists.debian.org/debian-lts-announce/2019/03/msg00034.html
lists.debian.org/debian-lts-announce/2019/04/msg00004.html
lkml.org/lkml/2018/9/27/480
usn.ubuntu.com/4094-1/
usn.ubuntu.com/4118-1/
Related
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
5.4 Medium
AI Score
Confidence
High
2.1 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:L/AC:L/Au:N/C:P/I:N/A:N
0.0004 Low
EPSS
Percentile
5.3%