Integer overflow in openjpeg (Alpine package)

1) Integer overflow

EUVDB-ID: #VU20493

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

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

CPE2.3

• cpe:2.3:o:alpine:openjpeg_alpine_package:2.3.0-r0:*:*:*:*:alpine_linux:*:3.4
• cpe:2.3:o:alpine:openjpeg_alpine_package:2.3.0-r1:*:*:*:*:alpine_linux:*:3.5
• cpe:2.3:o:alpine:openjpeg_alpine_package:2.3.0-r2:*:*:*:*:alpine_linux:*:3.6

External links

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