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CVE-2021-35593

46
FAUCET Score

CVE-2021-35593 is a difficult-to-exploit vulnerability in Oracle MySQL Cluster, affecting versions 7.4.33 and prior, 7.5.23 and prior, 7.6.19 and prior, and 8.0.26 and prior, as well as several NetApp products. It carries a CVSSv3.1 score of 6.3 (Medium) due to its network-adjacent attack vector, high attack complexity, and the requirement for high privileges and human interaction, but successful exploitation can lead to full compromise of the MySQL Cluster. There is currently no known active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
>= 7.4.0, <= 7.4.33CPE matchmatch criteria
cpe:2.3:a:oracle:mysql_cluster:*:*:*:*:*:*:*:*
>= 7.5.0, <= 7.5.23CPE matchmatch criteria
cpe:2.3:a:oracle:mysql_cluster:*:*:*:*:*:*:*:*
>= 7.6.0, <= 7.6.19CPE matchmatch criteria
cpe:2.3:a:oracle:mysql_cluster:*:*:*:*:*:*:*:*
>= 8.0.0, <= 8.0.26CPE matchmatch criteria
cpe:2.3:a:oracle:mysql_cluster:*:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:netapp:oncommand_insight:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.3MEDIUM

CVSS:3.1/AV:A/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H

Attack Vector
ADJACENT_NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
0.4
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
50.03%
Probability of exploitation in next 30 days
EPSS Percentile
98.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.5003 is in the 81st percentile among its peer group of 49 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.8 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

oraclepatch availablevia nvd_reference
View patch

References

security.netapp.com / advisory/ntap-20211022-0003
Third Party Advisory
oracle.com / security-alerts/cpuoct2021.html
PatchVendor Advisory
zerodayinitiative.com / advisories/ZDI-21-1229
Third Party AdvisoryVDB Entry