CVE-2021-34800
Sensitive information could be logged
Sensitive information could be logged. The following products are affected: Acronis Agent (Windows, Linux, macOS) before build 27147
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Sensitive information could be logged. The following products are affected: Acronis Agent (Windows, Linux, macOS) before build 27147
- Record
CVE-2021-34800- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-532
- Updated
- 2026-11-02
CVE List No score
Sensitive information could be logged
Sensitive information could be logged. The following products are affected: Acronis Agent (Windows, Linux, macOS) before build 27147
- Record
CVE-2021-34800- Weakness
- CWE-532
- Updated
- 2026-11-02
EUVDEUVD-2021-21449 No score
Sensitive information could be logged. The following products are affected: Acronis Agent (Windows, Linux, macOS) before build 27147
- Record
EUVD-2021-21449- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-vvvp-px4m-56p7 No score
Sensitive information could be logged. The following products are affected: Acronis Agent ...
Sensitive information could be logged. The following products are affected: Acronis Agent (Windows, Linux, macOS) before build 27147
- Record
GHSA-vvvp-px4m-56p7- Weakness
- CWE-532
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-34800 is a high vulnerability (CVSS 7.5) in Acronis Agent, published November 29, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.99%, the 62nd percentile. No source names a fixed version.