CVE-2018-1000857

log-user-session version 0.7 and earlier contains a Directory Traversal vulnerability in Main SUID-binary /usr/local/bin/log-user-session that can result in User to root privilege escalation. This attack appear to be exploitable via Malicious unprivileged user executes the vulnerable binary/(remote) environment variable manipulation similar shell-shock also possible.

CVSS v3 8.8 HIGH
CVSS v2.0 9.0 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0^/10

CVSS v2.0 : HIGH

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

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://www.halfdog.net/Security/2018/LogUserSessionLocalRootPrivilegeEscalation/	Exploit Third Party Advisory
https://www.halfdog.net/Security/2018/LogUserSessionLocalRootPrivilegeEscalation/	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:open-systems:log-user-session:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2018-12-20 17:29

Updated : 2024-11-21 03:40

NVD link : CVE-2018-1000857

Mitre link : CVE-2018-1000857

CVE.ORG link : CVE-2018-1000857

JSON object : View

Products Affected

open-systems

log-user-session

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

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