Input validation error in mozjs68 (Alpine package)

1) Input validation error

EUVDB-ID: #VU27535

Risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-12392

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to the "Copy as cURL" feature of Devtools network tab did not properly escape the HTTP POST data of a request, which can be controlled by the website. If a user used the 'Copy as cURL' feature and pasted the command into a terminal, it could have resulted in the disclosure of local files.

Mitigation

Install update from vendor's website.

Vulnerable software versions

mozjs68 (Alpine package): 68.7.0-r1

CPE2.3

• cpe:2.3:a:alpine:mozjs68_alpine_package:68.7.0-r1:*:*:*:*:alpine_linux:*:3.11

External links

https://git.alpinelinux.org/aports/commit/?id=aadba671901181be240a1d151a9f3a04f2ce3ca5
https://git.alpinelinux.org/aports/commit/?id=174183ffc582462ae8eaf468da032a6642e140c4
https://git.alpinelinux.org/aports/commit/?id=397c40a2e03948882e67f7fb7053d46e6dda50d3
https://git.alpinelinux.org/aports/commit/?id=4b76c8208fa0c29e289d14baf509b417f7c96a08
https://git.alpinelinux.org/aports/commit/?id=c9413fd0912a1f1e6cdc9e5fd25d15f4f22cc11a
https://git.alpinelinux.org/aports/commit/?id=1aeb9d76f321c652de13c181f2775af18eb8c42d

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.