CVE-2017-15111

Description

It was discovered that keycloak-httpd-client-install uses a predictable log file name in /tmp. A local attacker could create a symbolic link to a sensitive location, possibly causing data corruption or denial of service.

Statement

Red Hat Product Security has rated this issue as having security impact of Low. This issue may be fixed in a future version of Red Hat Enterprise Linux.

OpenStack users please note, this issue is present in:

  • Red Hat OpenStack Platform 9.0 (Mitaka)
  • Red Hat OpenStack Platform 10.0 (Newton)
  • Red Hat OpenStack Platform 11.0 (Ocata)

If a fixed version of keycloak-httpd-client-install is made available in Red Hat Enterprise Linux, OpenStack customers should consume this package directly from the Red Hat Enterprise Linux channel (this occurs during normal updates).

Common Vulnerability Scoring System (CVSS) Score Details

Info alert:Important note

CVSS scores for open source components depend on vendor-specific factors (e.g. version or build chain). Therefore, Red Hat's score and impact rating can be different from NVD and other vendors. Red Hat remains the authoritative CVE Naming Authority (CNA) source for its products and services (see Red Hat classifications).

CVSS v3 Score Breakdown

Red HatNVDcve.org
Base Score3.95.5N/A
Attack VectorLocalLocalN/A
Attack ComplexityLowLowN/A
Privileges RequiredLowLowN/A
User InteractionRequiredNoneN/A
ScopeUnchangedUnchangedN/A
ConfidentialityNoneNoneN/A
Integrity ImpactLowHighN/A
Availability ImpactLowNoneN/A

Vector

Red Hat: CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L

NVD: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Understanding the Weakness (CWE)

CWE-377

Confidentiality,Integrity

Technical Impact: Read Files or Directories; Modify Files or Directories

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