How severe is CVE-2020-5356?

CVE-2020-5356 has a CVSS 3.x base score of 7.7, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-5356 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-5356?

CVE-2020-5356 primarily affects Dell Powerprotect Data Manager. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-5356?

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-2020-5356 published?

CVE-2020-5356 was published on 2020-07-06 and last updated on 2026-06-17.

CVE-2020-5356

CVE-2020-5356 is a high-severity vulnerability in Dell Powerprotect Data Manager with a CVSS 3.x base score of 7.7. 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-552.

Key facts

Severity: High (CVSS 3.x base score 7.7)
CVSS v2: 4.0
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-552
Affected product: Dell Powerprotect Data Manager
Published: 2020-07-06
Last modified: 2026-06-17

Description

Dell PowerProtect Data Manager (PPDM) versions prior to 19.4 and Dell PowerProtect X400 versions prior to 3.2 contain an improper authorization vulnerability. A remote authenticated malicious user may download any file from the affected PowerProtect virtual machines.

Frequently asked questions

What is CVE-2020-5356?: Dell PowerProtect Data Manager (PPDM) versions prior to 19.4 and Dell PowerProtect X400 versions prior to 3.2 contain an improper authorization vulnerability. A remote authenticated malicious user may download any file from the affected PowerProtect virtual machines.
How severe is CVE-2020-5356?: CVE-2020-5356 has a CVSS 3.x base score of 7.7, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-5356 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-5356?: CVE-2020-5356 primarily affects Dell Powerprotect Data Manager. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-5356?: 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-2020-5356 published?: CVE-2020-5356 was published on 2020-07-06 and last updated on 2026-06-17.

References

https://www.dell.com/support/security/en-us/details/544733/DSA-2020-099-Dell-PowerProtect-Data-Manager-Improper-Authorization-Vulnerability

Affected products (2)

cpe:2.3:a:dell:powerprotect_data_manager:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:powerprotect_x400_firmware:*:*:*:*:*:*:*:*

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