Is CVE-2021-2317 in the CISA KEV catalog?

No. CVE-2021-2317 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-2317?

CVE-2021-2317 has a CVSS v3 base score of 10.0 (CRITICAL).

What is the EPSS score for CVE-2021-2317?

CVE-2021-2317 has an EPSS score of 1.87% (77th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-2317?

Upgrade cloud infrastructure storage gateway to 1.4 or later.

CVE & CISA-KEV Catalog

CVE-2021-2317

CRITICALEPSS 77th pctl

10.0

CVSS v3

NVD

Description

Vulnerability in the Oracle Cloud Infrastructure Storage Gateway product of Oracle Storage Gateway (component: Management Console). The supported version that is affected is Prior to 1.4. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Cloud Infrastructure Storage Gateway. While the vulnerability is in Oracle Cloud Infrastructure Storage Gateway, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in takeover of Oracle Cloud Infrastructure Storage Gateway. Note: Updating the Oracle Cloud Infrastructure Storage Gateway to version 1.4 or later will address these vulnerabilities. Download the latest version of Oracle Cloud Infrastructure Storage Gateway from here. Refer to Document 2768897.1 for more details. CVSS 3.1 Base Score 10.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H).

How to fix

Remediation Available

cloud infrastructure storage gatewayNVD

Affected:< 1.4Fixed in:1.4CVE-2021-2317derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.87%probability of exploitation in 30 days

77thpercentile

Elevated risk: more likely to be exploited than 77% of all known CVEs.

References

Patch1

oracle.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.