Improper input validation in mariadb (Alpine package)



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-2812
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
 mariadb (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) Improper input validation

EUVDB-ID: #VU26942

Risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-2812

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote privileged user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper input validation within the Server: Stored Procedure component in MySQL Server. A remote privileged user can exploit this vulnerability to perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

mariadb (Alpine package): 10.2.31-r0

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=e508207db3c7bb2463c4049826b10f0e08b56e6e
https://git.alpinelinux.org/aports/commit/?id=19e97437d5b626329c9bcb9d03ce12bb57bc24ce
https://git.alpinelinux.org/aports/commit/?id=6b1502dcb8d6b8743d419db49b07bff6de25e9b2
https://git.alpinelinux.org/aports/commit/?id=d3520985ef6e24334ba9b9bc82fafc133dea985e
https://git.alpinelinux.org/aports/commit/?id=d667fc961bad0ef91f29ef651d6d50acf5da3f54


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user 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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