Vulnerability identifier: #VU6932
Vulnerability risk: Low
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-264
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
D-Bus
Client/Desktop applications /
Messaging software
Vendor: Freedesktop.org
Description
Multiple vulnerabilities in D-Bus might allow an attacker to overwrite files with a fixed filename in arbitrary directories or conduct a symlink attack.
An attacker could possibly overwrite arbitrary files named “once” with content not controlled by the attacker.
A local attacker could perform a symlink attack against D-Bus’ test suite.
Mitigation
Update to version 1.10.18.
Vulnerable software versions
D-Bus: 1.10.2 - 1.10.16, 1.11.10, 1.4.10 - 1.4.20
External links
http://www.openwall.com/lists/oss-security/2017/02/16/4
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.