Unprotected storage of credentials in firefox (Alpine package)

1) Unprotected storage of credentials

EUVDB-ID: #VU20292

Risk: Low

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

CVE-ID: CVE-2019-11733

CWE-ID: CWE-256 - Unprotected Storage of Credentials

Exploit availability: No

Description

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to a logical error in the way stored passwords are processed. A local user can access stored passwords in the 'Saved Logins' dialog, as locally stored passwords can be copied to the clipboard thorough the 'copy password' context menu item without first entering the master password.

Mitigation

Install update from vendor's website.

Vulnerable software versions

firefox (Alpine package): 68.0.1-r1

CPE2.3

• cpe:2.3:o:alpine:firefox_alpine_package:68.0.1-r1:*:*:*:*:alpine_linux:*:3.10

External links

https://git.alpinelinux.org/aports/commit/?id=795c32179f1238f33dd64c4fab4a8e94d9017368
https://git.alpinelinux.org/aports/commit/?id=ebf9184f5bbef1f9faab710ffb48bb36b5bae10e
https://git.alpinelinux.org/aports/commit/?id=e5a275b24da3c5a93d0058cacfc17075551e2297
https://git.alpinelinux.org/aports/commit/?id=2158f01e86aa6551e5e429999acda15151214929

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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