Information disclosure in webkit2gtk (Alpine package)



Published: 2019-11-16
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-8769
CWE-ID CWE-200
Exploitation vector Network
Public exploit N/A
Vulnerable software
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webkit2gtk (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) Information disclosure

EUVDB-ID: #VU23182

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-8769

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to improper input validation in the drawing of web page elements. A remote attacker can reveal browsing history when a victim visit a maliciously crafted website.

Mitigation

Install update from vendor's website.

Vulnerable software versions

webkit2gtk (Alpine package): 2.24.3-r0 - 2.26.1-r0

External links

http://git.alpinelinux.org/aports/commit/?id=2606d2b27c5e6739d86229be7a7a042584225ff2
http://git.alpinelinux.org/aports/commit/?id=245aaafa114a2cc0e958b7431e14be68ad694cff


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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