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CVE-2021-35599

24
FAUCET Score

CVE-2021-35599 is a high-severity vulnerability affecting the Zero Downtime DB Migration to Cloud component of Oracle Database Server 21c. This easily exploitable flaw allows a high-privileged attacker with local logon access to the infrastructure to fully compromise the Zero Downtime DB Migration to Cloud, potentially impacting additional products. With a CVSS 3.1 Base Score of 8.2, successful attacks can lead to complete takeover, impacting confidentiality, integrity, and availability. There is currently no known active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
21cCPE matchmatch criteria
cpe:2.3:a:oracle:zero_downtime_db_migration_to_cloud:21c:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.2HIGH

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.5
Impact Score
6.0
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.31%
Probability of exploitation in next 30 days
EPSS Percentile
23.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0031 is in the 53rd percentile among its peer group of 360 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 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

oracle.com / security-alerts/cpuoct2021.html
PatchVendor Advisory