Command Injection in webkit2gtk (Alpine package)



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-9862
CWE-ID CWE-77
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 medium risk vulnerability.

1) Command Injection

EUVDB-ID: #VU32965

Risk: Medium

CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-9862

CWE-ID: CWE-77 - Command injection

Exploit availability: No

Description

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

The vulnerability exists due to improper input validation in Web Inspector when copying a URL. A remote attacker can trick the victim into copying a specially crafted URL and execute arbitrary commands on the system with privileges of the current user.

Mitigation

Install update from vendor's website.

Vulnerable software versions

webkit2gtk (Alpine package): 2.28.3-r0

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=fe214188a195f5576002285361735b8d7861fe87
https://git.alpinelinux.org/aports/commit/?id=9b09c5117dcccee35e6c8387d68aeec904a8da77


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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