CVE-2021-34800

Name: CVE-2021-34800
Creator: NVD / NIST
Published: 2021-11-29T20:15:07.927+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.95%

Last modified Jun 17, 2026

CVE-2021-34800 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Sensitive information could be logged. The following products are affected: Acronis Agent (Windows, Linux, macOS) before build 27147. EPSS estimates a 0.95% chance of exploitation in the next 30 days.

Description

Sensitive information could be logged. The following products are affected: Acronis Agent (Windows, Linux, macOS) before build 27147

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.95%

56.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Acronis	Agent	<= c21.06

References

https://security-advisory.acronis.com/advisories/SEC-3145Patch, Vendor Advisory
https://security-advisory.acronis.com/advisories/SEC-3145Patch, Vendor Advisory

Timeline

Published: Nov 29, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-34800?

Sensitive information could be logged. The following products are affected: Acronis Agent (Windows, Linux, macOS) before build 27147

How severe is CVE-2021-34800?

CVE-2021-34800 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.95% probability of exploitation in the next 30 days.

How do I fix CVE-2021-34800?

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-2021-34800?

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

Scan your code now

Source: NVD / NIST