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CVE-2021-2317

30
FAUCET Score

CVE-2021-2317 is a critical vulnerability affecting Oracle Cloud Infrastructure Storage Gateway versions prior to 1.4, specifically within its Management Console component. This easily exploitable flaw allows an unauthenticated attacker with network access via HTTP to fully compromise the Storage Gateway, leading to complete takeover and significant impact on confidentiality, integrity, and availability. With a CVSS v3.1 score of 10.0, it poses a severe risk. While no public exploit code (Metasploit, Nuclei, ExploitDB) is currently available and it's not listed in CISA's KEV catalog, the vulnerability has garnered some community discussion and media coverage, indicating awareness.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.4CPE matchmatch criteria
cpe:2.3:a:oracle:cloud_infrastructure_storage_gateway:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

10.0CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
6.0
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.87%
Probability of exploitation in next 30 days
EPSS Percentile
77.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0187 is in the 66th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

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/cpuapr2021.html
PatchVendor Advisory