Type Confusion in webkit2gtk (Alpine package)



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-9948
CWE-ID CWE-843
Exploitation vector Network
Public exploit N/A
Vulnerable software
 webkit2gtk (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Type Confusion

EUVDB-ID: #VU46801

Risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2020-9948

CWE-ID: CWE-843 - Type confusion

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error in WebKit component in Apple Safari. A remote attacker can trick the victim to visit a specially crafted web page, trigger a type confusion error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

webkit2gtk (Alpine package): 2.30.6-r0

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=ebae15620550ada712a7aacc337fef6746f83a5f


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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