CVE-2018-20511

CVSS V2 Low 2.1 CVSS V3 Medium 5.5
Description
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.
Overview
  • CVE ID
  • CVE-2018-20511
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2018-12-27T14:29:00
  • Last Modified Date
  • 2019-04-01T21:29:29
Weakness Enumerations
CWE URL
CWE-200 http://cwe.mitre.org/data/definitions/200.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 1 OR 4.18.11
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 2.1
  • Severity
  • LOW
  • Exploitability Score
  • 3.9
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 5.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://lkml.org/lkml/2018/9/27/480 Patch Third Party Advisory
https://github.com/torvalds/linux/commit/9824dfae5741275473a23a7ed5756c7b6efacc9d Patch Third Party Advisory
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.18.11 Release Notes Vendor Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9824dfae5741275473a23a7ed5756c7b6efacc9d Patch Vendor Advisory
http://www.securityfocus.com/bid/106347 Third Party Advisory VDB Entry
https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html
https://usn.ubuntu.com/4094-1/
https://usn.ubuntu.com/4118-1/
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-20511
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20511
History
Created Old Value New Value Data Type Notes
2022-05-10 17:44:48 Added to TrackCVE
2022-12-03 15:47:33 2018-12-27T14:29Z 2018-12-27T14:29:00 CVE Published Date updated
2022-12-03 15:47:33 2019-04-01T21:29:29 CVE Modified Date updated
2022-12-03 15:47:33 Modified Vulnerability Status updated