Vulnerability identifier: #VU16773

Vulnerability risk: Low

CVSSv3.1: 6.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2018-20570

CWE-ID: CWE-126

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
JasPer
Client/Desktop applications / Multimedia software

Vendor: The JasPer Project

Description

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

The vulnerability exists due to heap-based buffer over-read in jp2_encode in jp2/jp2_enc.c. A remote attacker can trigger memory corruption and cause the service to crash.

Mitigation
Install update from vendor's website.

Vulnerable software versions

JasPer: 2.0.14

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External links
http://github.com/mdadams/jasper/issues/191

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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. However, proof of concept for this vulnerability is available.