CVE-2021-21957

Name: CVE-2021-21957
Creator: NVD / NIST
Published: 2021-12-08T22:15:08.367+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.3/10EPSS 1.24%

Last modified Jun 17, 2026

CVE-2021-21957 is a high-severity vulnerability rated 7.3/10 on the CVSS scale. A privilege escalation vulnerability exists in the Remote Server functionality of Dream Report ODS Remote Connector 20.2.16900.0. A specially-crafted command injection can lead to elevated capabilities. EPSS estimates a 1.24% chance of exploitation in the next 30 days.

Description

A privilege escalation vulnerability exists in the Remote Server functionality of Dream Report ODS Remote Connector 20.2.16900.0. A specially-crafted command injection can lead to elevated capabilities. An attacker can provide a malicious file to trigger this vulnerability.

Metrics

CVSS 3.1

7.3/10

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

EPSS Probability

1.24%

65.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-276

Affected Software

Vendor	Product	Versions
Dreamreport	Remote Connector	20.2.16900.0

References

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1384Exploit, Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1384Exploit, Third Party Advisory

Timeline

Published: Dec 8, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-21957?

How severe is CVE-2021-21957?

CVE-2021-21957 has a CVSS score of 7.3/10 (HIGH severity). The EPSS model estimates a 1.24% probability of exploitation in the next 30 days.

How do I fix CVE-2021-21957?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-21957?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST