#VU47308 Buffer overflow in DPDK - CVE-2020-14374

Vulnerability identifier: #VU47308

Vulnerability risk: Medium

CVSSv4.0: 6.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-14374

CWE-ID: CWE-119

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
DPDK
Server applications / Frameworks for developing and running applications

Vendor: DPDK Project

Description

The vulnerability allows a remote user to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the copy_data() function. A remote user on a guest OS can run a specially crafted program to trigger memory corruption vhost_crypto application and execute arbitrary code on the host system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

DPDK: 18.02 - 18.11.9, 19.02 - 19.11.4

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External links
https://lists.opensuse.org/opensuse-security-announce/2020-10/msg00004.html
https://lists.opensuse.org/opensuse-security-announce/2020-10/msg00006.html
https://bugzilla.redhat.com/show_bug.cgi?id=1879466
https://www.openwall.com/lists/oss-security/2020/09/28/3

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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