#VU11821 Command injection in SPICE VDAgent - CVE-2017-15108

Vulnerability identifier: #VU11821

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2017-15108

CWE-ID: CWE-77

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
SPICE VDAgent
Client/Desktop applications / Virtualization software

Vendor: Spice-Space

Description
The vulnerability allows a local attacker to execute arbitrary commands on the target system.

The weakness exists due to improper escape of save directory before passing to shell. A local attacker with access to the session the agent runs in can execute arbitrary commands.

Mitigation
Update to version 0.17.0_p20180319.

Vulnerable software versions

SPICE VDAgent: 0.17.0

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External links
https://cgit.freedesktop.org/spice/linux/vd_agent/commit/?id=8ba174816d245757e743e636df357910e1d5eb6...

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.