Is CVE-2021-28271 in the CISA KEV catalog?

No. CVE-2021-28271 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-28271?

CVE-2021-28271 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2021-28271?

CVE-2021-28271 has an EPSS score of 1.87% (77th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-28271?

Upgrade 701clientsql to 10.2 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2021-28271

HIGHEPSS 77th pctl

8.8

CVSS v3

NVD

Description

Soyal Technologies SOYAL 701Server 9.0.1 suffers from an elevation of privileges vulnerability which can be used by an authenticated user to change the executable file with a binary choice. The vulnerability is due to improper permissions with the 'F' flag (Full) for 'Everyone'and 'Authenticated Users' group.

CWE-276

How to fix

Remediation Available

701clientsqlNVD

Affected:>= 10.0, < 10.2Fixed in:10.2CVE-2021-28271derived from NVD

701serversqlNVD

Affected:>= 10.0, < 10.2Fixed in:10.2CVE-2021-28271derived 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 RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/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

Exploit3

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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.