How severe is CVE-2020-15850?

CVE-2020-15850 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-15850 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-15850?

CVE-2020-15850 affects Nakivo Backup & Replication Director. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-15850?

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-2020-15850 published?

CVE-2020-15850 was published on 2020-09-24 and last updated on 2026-06-17.

CVE-2020-15850

CVE-2020-15850 is a high-severity vulnerability in Nakivo Backup & Replication Director with a CVSS 3.x base score of 7.8. 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-276.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 7.2
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-276
Affected product: Nakivo Backup & Replication Director
Published: 2020-09-24
Last modified: 2026-06-17

Description

Insecure permissions in Nakivo Backup & Replication Director version 9.4.0.r43656 on Linux allow local users to access the Nakivo Director web interface and gain root privileges. This occurs because the database containing the users of the web application and the password-recovery secret value is readable.

Frequently asked questions

What is CVE-2020-15850?: Insecure permissions in Nakivo Backup & Replication Director version 9.4.0.r43656 on Linux allow local users to access the Nakivo Director web interface and gain root privileges. This occurs because the database containing the users of the web application and the password-recovery secret value is readable.
How severe is CVE-2020-15850?: CVE-2020-15850 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-15850 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-15850?: CVE-2020-15850 affects Nakivo Backup & Replication Director. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-15850?: 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-2020-15850 published?: CVE-2020-15850 was published on 2020-09-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:nakivo:backup_\&_replication_director:9.4.0.r43656:*:*:*:*:*:*:*

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