Spoofing attack in firefox-esr (Alpine package)



Published: 2018-01-25
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-5117
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: #VU10190

Risk: Low

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-5117

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

Exploit availability: No

Description

The vulnerability allows a remote attacker to spoof browser address bar.

The vulnerability exists due to an error when right-to-left text is used in the addressbar with left-to-right alignment. A remote attacker can trick the victim into visiting a specially crafted website, and spoof the URL.

Mitigation

Install update from vendor's website.

Vulnerable software versions

firefox-esr (Alpine package): 52.5.2-r0 - 52.5.3-r0

CPE2.3 External links

http://git.alpinelinux.org/aports/commit/?id=f21cbd7eaa510ec218e63fc43323ca9b101bdad6
http://git.alpinelinux.org/aports/commit/?id=26701b74f891400a545844d0ba4f616001b15944


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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