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4.9

Oracle MySQL Server Encryption Flaw Allows Crash

CVE-2021-35622 · published 5 years ago
Summary

An easily exploitable flaw in Oracle MySQL Server, versions 8.0.26 and earlier, allows a highly privileged attacker to cause a complete shutdown of the server. This affects the availability of the database, making it unavailable to users. Oracle recommends updating to a fixed version to prevent this issue.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
netapp oncommand_insight All versions
cpe:2.3:a:netapp:oncommand_insight:-:*:*:*:*:*:*:*
netapp snapcenter All versions
cpe:2.3:a:netapp:snapcenter:-:*:*:*:*:*:*:*
oracle mysql >= 8.0.0, <= 8.0.26
cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*
Original advisory text
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Security: Encryption). Supported versions that are affected are 8.0.26 and prior. Easily exploitable vulnerability allo...
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Security: Encryption). Supported versions that are affected are 8.0.26 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker partial control
Severity
4.9 Medium
Exploitation
1% chance of attack within 30 days
Timeline
Published20 Oct 2021
Updated4 Nov 2026
First seen9 Jul 2026
Sources
CVE-2021-35622 · OSV
CVE-2021-35622 · NVD
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