Is CVE-2021-35244 in the CISA KEV catalog?

No. CVE-2021-35244 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-35244?

CVE-2021-35244 has a CVSS v3 base score of 6.8 (MEDIUM).

What is the EPSS score for CVE-2021-35244?

CVE-2021-35244 has an EPSS score of 5.77% (92th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-35244?

Upgrade orion platform to 2020.2.6 or later.

CVE & CISA-KEV Catalog

CVE-2021-35244

MEDIUMEPSS 92th pctl

6.8

CVSS v3

NVD

Description

The "Log alert to a file" action within action management enables any Orion Platform user with Orion alert management rights to write to any file. An attacker with Orion alert management rights could use this vulnerability to perform an unrestricted file upload causing a remote code execution.

CWE-434Unrestricted File Upload

How to fix

Remediation Available

orion platformNVD

Affected:< 2020.2.6Fixed in:2020.2.6CVE-2021-35244derived 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 VectorAdjacent

Attack ComplexityHigh

Privileges RequiredHigh

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityLow

AvailabilityLow

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

Exploit Intelligence

5.77%probability of exploitation in 30 days

92ndpercentile

High risk: more likely to be exploited than 92% of all known CVEs.

References

Vendor Advisory3

Third-Party Advisory1

zerodayinitiative.com

Related Vulnerabilities

Other CWE-434 (Unrestricted File Upload) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-12617	High	8.1	100%	KEV	Fix
CVE-2018-15961	Critical	9.8	100%	KEV	-
CVE-2021-31207	Medium	6.6	100%	KEV + Ransom	Fix
CVE-2017-12615	High	8.1	100%	KEV + Ransom	-
CVE-2025-31324	Critical	10.0	99%	KEV + Ransom	-
CVE-2024-50623	Critical	9.8	99%	KEV + Ransom	Fix

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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.