CVE-2021-34800
CVE-2021-34800 is a high-severity vulnerability in Acronis Agent with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-532.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v2: 5.0
- EPSS exploit prediction: 1% (57th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-532
- Affected product: Acronis Agent
- Published:
- Last modified:
Description
Sensitive information could be logged. The following products are affected: Acronis Agent (Windows, Linux, macOS) before build 27147
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 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2021-34800 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-34800?
- CVE-2021-34800 affects Acronis Agent. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-34800?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2021-34800 published?
- CVE-2021-34800 was published on 2021-11-29 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:acronis:agent:*:*:*:*:*:*:*:*
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