Remote code execution in Videolan VLC Media Player



Published: 2018-07-19
Risk High
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2018-11529
CVE-2018-11516
CWE-ID CWE-416
Exploitation vector Network
Public exploit Vulnerability #1 is being exploited in the wild.
Vulnerable software
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VLC Media Player
Client/Desktop applications / Multimedia software

Vendor VideoLAN

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Use-after-free error

EUVDB-ID: #VU13909

Risk: High

CVSSv3.1: 9.2 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2018-11529

CWE-ID: CWE-416 - Use After Free

Exploit availability: Yes

Description

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

The vulnerability exists due to use-after-free error when handling malicious input. A remote unauthenticated attacker can trick the victim into loading a specially crafted MKV file, trigger memory corruption and execute arbitrary code with privileges of the current user.

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

Mitigation

Update to version 3.0.3.

Vulnerable software versions

VLC Media Player: 2.0.0 - 2.2.8

External links

http://seclists.org/fulldisclosure/2018/Jul/28


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?

Yes. This vulnerability is being exploited in the wild.

2) Use-after-free error

EUVDB-ID: #VU13910

Risk: High

CVSSv3.1: 8.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-11516

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

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

The vulnerability exists due to use-after-free error in the Demux() function in 'demux/avformat/demux.c when handling malicious input. A remote unauthenticated attacker can trick the victim into loading a specially crafted SWF file, trigger memory corruption and execute arbitrary code with privileges of the current user.

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

Mitigation

Update to version 3.0.2.

Vulnerable software versions

VLC Media Player: 3.0.0 - 3.0.1

External links

http://www.videolan.org/security/sa1801.html


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.



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