Command Injection in webkit2gtk (Alpine package)



Published: 2020-07-29
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
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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) Command Injection

EUVDB-ID: #VU32965

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

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

External links

http://git.alpinelinux.org/aports/commit/?id=fe214188a195f5576002285361735b8d7861fe87
http://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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