Out-of-bounds read in GStreamer gst-plugins-bad1

1) Out-of-bounds read

EUVDB-ID: #VU32116

Risk: Medium

CVSSv3.1: 6.9 [AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2017-5841

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary error in the gst_avi_demux_parse_ncdt function in gst/avi/gstavidemux.c in gst-plugins-good. A remote attacker can create vectors involving ncdt tags, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

gst-plugins-bad1: 1.0.2 - 1.10.4

External links

http://www.debian.org/security/2017/dsa-3820
http://www.openwall.com/lists/oss-security/2017/02/01/7
http://www.openwall.com/lists/oss-security/2017/02/02/9
http://www.securityfocus.com/bid/96001
http://access.redhat.com/errata/RHSA-2017:2060
http://bugzilla.gnome.org/show_bug.cgi?id=777500
http://gstreamer.freedesktop.org/releases/1.10/#1.10.3
http://security.gentoo.org/glsa/201705-10

Q & A

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.