Memory corruption in webkit2gtk (Alpine package)
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2020-9803 |
| CWE-ID | CWE-119 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
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) Memory corruption
EUVDB-ID: #VU32959
Risk: High
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-9803
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to insufficient validation of user-supplied input when processing web content. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger memory corruption and execute arbitrary code on the target system.
Install update from vendor's website.
Vulnerable software versionswebkit2gtk (Alpine package): 2.28.2-r0 - 2.28.3-r0
External linkshttp://git.alpinelinux.org/aports/commit/?id=9b09c5117dcccee35e6c8387d68aeec904a8da77
http://git.alpinelinux.org/aports/commit/?id=d0492bb3cf8aed245161ec53d80f18398b8431ad
http://git.alpinelinux.org/aports/commit/?id=2fecc7041589c29dc744231cf77bb254ecc8942d
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.
