Integer overflow in openjpeg (Alpine package)

1) Integer overflow

EUVDB-ID: #VU20493

Risk: Low

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

CVE-ID: CVE-2018-5785

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

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

The vulnerability exists due to integer overflow in opj_j2k_setup_encoder function (openjp2/j2k.c). A remote attacker can create a specially crafted bmp image, trigger integer overflow and crash the affected application.

Mitigation

Install update from vendor's website.

Vulnerable software versions

openjpeg (Alpine package): 2.3.0-r0 - 2.3.0-r2

External links

http://git.alpinelinux.org/aports/commit/?id=570efe74c1b275bfb920f1434d2a877123df4fcc
http://git.alpinelinux.org/aports/commit/?id=18df15dbb366dab8b2d3261d3758f99b8524906d
http://git.alpinelinux.org/aports/commit/?id=ff2698364cf52ee71cd9520f6da1909d175b6caa
http://git.alpinelinux.org/aports/commit/?id=673878b2056caeeae7b119dc6845c6299a153c69
http://git.alpinelinux.org/aports/commit/?id=aed331f6c9c6ca5e0a9abcac14950257c4f8e9a4
http://git.alpinelinux.org/aports/commit/?id=2ddb597aa5825ad0af258c8aaf4f5f021058b71a
http://git.alpinelinux.org/aports/commit/?id=f2c26c7c744245bc3ea738b6a304b4206ba171f4

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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