Improper access control in firefox-esr (Alpine package)



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-6797
CWE-ID CWE-284
Exploitation vector Network
Public exploit N/A
Vulnerable software
 firefox-esr (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Improper access control

EUVDB-ID: #VU25121

Risk: Medium

CVSSv4.0: 4.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-6797

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions imposed on extensions that are granted downloads.open permission. A remote attacker can bypass implemented security restrictions and launch or open arbitrary application on the system.

Note: the vulnerability affects Mac OSX users only.

Mitigation

Install update from vendor's website.

Vulnerable software versions

firefox-esr (Alpine package): 60.4.0-r0 - 68.4.2-r1

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=d1dc06fce1ad81bf7cc833673aca0ea7e21db6fb
https://git.alpinelinux.org/aports/commit/?id=b3a10d424ad10e10ad565e2270d7aad7019da5cf
https://git.alpinelinux.org/aports/commit/?id=b34b713509404edde6e3bfb92ab656bad2345496


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.



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