Permissions, Privileges, and Access Controls in firefox (Alpine package)



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-17000
CWE-ID CWE-264
Exploitation vector Network
Public exploit N/A
Vulnerable software
 firefox (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) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU22170

Risk: Medium

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-17000

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

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

The vulnerability exists due to the object tag with a data URI does not correctly inherit the document's Content Security Policy. A remote attacker can use a specually crafted website to bypass a cross-origin frame if the document's policy explicitly allowed data: URIs.


Mitigation

Install update from vendor's website.

Vulnerable software versions

firefox (Alpine package): 68.0.2-r0 - 69.0.3-r0

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=795c32179f1238f33dd64c4fab4a8e94d9017368


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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