Vulnerability identifier: #VU35488

Vulnerability risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-21016

CWE-ID: CWE-125

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
GPAC
Client/Desktop applications / Multimedia software

Vendor: GPAC

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error in audio_sample_entry_AddBox() at isomedia/box_code_base.c in GPAC 0.7.1. A remote attacker can perform a denial of service (heap-based buffer over-read and application crash) via a crafted file.

Mitigation
Install update from vendor's website.

Vulnerable software versions

GPAC: 0.5.0 - 0.7.2

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External links
http://github.com/gpac/gpac/issues/1180
http://lists.debian.org/debian-lts-announce/2020/01/msg00017.html

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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.