8.8

CVE-2023-21705: microsoft microsoft sql server 2012 for x64-based systems service pack 4 (qfe) Use of Hard-coded Cryptographic Key

CVSS: 8.8v3.1HighModified
Published 14-02-2023Last modified 19-08-2026
Open JSON

Vulnerability summary

CVE-2023-21705 is a high (CVSS 8.8) Use of Hard-coded Cryptographic Key vulnerability in microsoft microsoft sql server 2012 for x64-based systems service pack 4 (qfe). EPSS estimates a 1.12% chance of exploitation in the next 30 days, higher than 65.7% of scored vulnerabilities.

Overall risk
35/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.8/10
010
High · v3.1 (CVE.org)
EPSS score
1.12%
0%100%
Low · +0.01 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 14-02-2023
    PublishedVulnerability first disclosed.
  2. 19-08-2026
    Last modifiedVulnerability information updated.

Description

Microsoft SQL Server Remote Code Execution Vulnerability

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

1.12%

Chance of exploitation in the next 30 days

Percentile

66%

Versus all other CVEs

30-day change

+0.01 pp

From 1.11% on 19-09-2026

19-09-202619-10-2026
EPSS score
1.12%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Microsoft12 products

1 vendor · 12 products

References

1 links