Spoofing attack in firefox-esr (Alpine package)



Published: 2020-09-23
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-15677
CWE-ID CWE-451
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		firefox-esr (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Spoofing attack

EUVDB-ID: #VU46963

Risk: Low

CVSSv3.1: 3 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-15677

CWE-ID: CWE-451 - User Interface (UI) Misrepresentation of Critical Information (Clickjacking, spoofing)

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to way Firefox displays name of the data origin when downloading files. A remote attacker can spoof origin of the downloaded file and display the name of the intermediate website instead of the original source name.

Successful exploitation of this vulnerability may allow a remote attacker to perform a phishing attack but requires that the spoofed website has an open redirect vulnerability.

Mitigation

Install update from vendor's website.

Vulnerable software versions

firefox-esr (Alpine package): 60.4.0-r0 - 78.2.0-r4

CPE2.3 External links

http://git.alpinelinux.org/aports/commit/?id=352089c9e64ae440e318f91274b6fbe64f3c6b13
http://git.alpinelinux.org/aports/commit/?id=3438f65660550f31484251e11f7227972f800ba2


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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