Amazon Linux AMI update for mysql57

Published: 2023-06-16

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-21912 CVE-2023-21980
CWE-ID	CWE-20
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Amazon Linux AMI Operating systems & Components / Operating system mysql57 Operating systems & Components / Operating system package or component
Vendor	Amazon Web Services

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Improper input validation

EUVDB-ID: #VU75270

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-21912

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper input validation within the Server: Security: Privileges component in MySQL Server. A remote non-authenticated attacker can exploit this vulnerability to perform a denial of service (DoS) attack.

Mitigation

Update the affected packages:

i686:
    mysql57-common-5.7.42-1.19.amzn1.i686
    mysql57-devel-5.7.42-1.19.amzn1.i686
    mysql57-embedded-5.7.42-1.19.amzn1.i686
    mysql57-5.7.42-1.19.amzn1.i686
    mysql57-errmsg-5.7.42-1.19.amzn1.i686
    mysql57-test-5.7.42-1.19.amzn1.i686
    mysql57-libs-5.7.42-1.19.amzn1.i686
    mysql57-server-5.7.42-1.19.amzn1.i686
    mysql57-debuginfo-5.7.42-1.19.amzn1.i686
    mysql57-embedded-devel-5.7.42-1.19.amzn1.i686

src:
    mysql57-5.7.42-1.19.amzn1.src

x86_64:
    mysql57-test-5.7.42-1.19.amzn1.x86_64
    mysql57-embedded-5.7.42-1.19.amzn1.x86_64
    mysql57-server-5.7.42-1.19.amzn1.x86_64
    mysql57-errmsg-5.7.42-1.19.amzn1.x86_64
    mysql57-common-5.7.42-1.19.amzn1.x86_64
    mysql57-embedded-devel-5.7.42-1.19.amzn1.x86_64
    mysql57-devel-5.7.42-1.19.amzn1.x86_64
    mysql57-libs-5.7.42-1.19.amzn1.x86_64
    mysql57-debuginfo-5.7.42-1.19.amzn1.x86_64
    mysql57-5.7.42-1.19.amzn1.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

mysql57: before 5.7.42-1.19

CPE2.3

External links

https://alas.aws.amazon.com/ALAS-2023-1768.html

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.

2) Improper input validation

EUVDB-ID: #VU75271