CVE-2020-14004

An issue was discovered in Icinga2 before v2.12.0-rc1. The prepare-dirs script (run as part of the icinga2 systemd service) executes chmod 2750 /run/icinga2/cmd. /run/icinga2 is under control of an unprivileged user by default. If /run/icinga2/cmd is a symlink, then it will by followed and arbitrary files can be changed to mode 2750 by the unprivileged icinga2 user.

CVSS v3.0 7.8 HIGH
CVSS v2.0 4.6 MEDIUM

7.8^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://bugzilla.suse.com/show_bug.cgi?id=CVE-2020-14004	Broken Link
https://github.com/Icinga/icinga2/pull/8045/commits/2f0f2e8c355b75fa4407d23f85feea037d2bc4b6	Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/06/12/1	Exploit Mailing List Third Party Advisory
https://github.com/Icinga/icinga2/releases	Release Notes Third Party Advisory
https://github.com/Icinga/icinga2/compare/v2.12.0-rc1...master	Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00014.html

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:icinga:icinga::::::::
	cpe:2.3:a:icinga:icinga:2.12.0:rc1::::::

Information

Published : 2020-06-12 09:15

Updated : 2020-11-02 23:15

NVD link : CVE-2020-14004

Mitre link : CVE-2020-14004

JSON object : View

CWE

CWE-59

Improper Link Resolution Before File Access ('Link Following')

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Products Affected

icinga

icinga

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