How severe is CVE-2020-36250?

CVE-2020-36250 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2020-36250 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-36250?

CVE-2020-36250 affects Owncloud Owncloud Client. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-36250?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-36250 published?

CVE-2020-36250 was published on 2021-02-19 and last updated on 2026-06-17.

CVE-2020-36250

CVE-2020-36250 is a medium-severity vulnerability in Owncloud Owncloud Client with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 2.1
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Owncloud Owncloud Client
Published: 2021-02-19
Last modified: 2026-06-17

Description

In the ownCloud application before 2.15 for Android, the lock protection mechanism can be bypassed by moving the system date/time into the past.

Frequently asked questions

What is CVE-2020-36250?: In the ownCloud application before 2.15 for Android, the lock protection mechanism can be bypassed by moving the system date/time into the past.
How severe is CVE-2020-36250?: CVE-2020-36250 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2020-36250 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-36250?: CVE-2020-36250 affects Owncloud Owncloud Client. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-36250?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-36250 published?: CVE-2020-36250 was published on 2021-02-19 and last updated on 2026-06-17.

References

https://owncloud.com/security-advisories/security-lock-can-be-bypassed-by-changing-the-system-date/

Affected products (1)

cpe:2.3:a:owncloud:owncloud_client:*:*:*:*:*:android:*:*

More vulnerabilities in Owncloud Owncloud Client

CVE-2022-25338 — Medium (CVSS 6.8): ownCloud owncloud/android before 2.20 has Incorrect Access Control for physically proximate attackers.
CVE-2023-23948 — Medium (CVSS 6.2): The ownCloud Android app allows ownCloud users to access, share, and edit files and folders. Version 2.21.1 of the…
CVE-2022-25339 — Medium (CVSS 5.5): ownCloud owncloud/android 2.20 has Incorrect Access Control for local attackers.
CVE-2023-24804 — Medium (CVSS 5.0): The ownCloud Android app allows ownCloud users to access, share, and edit files and folders. Prior to version 3.0, the…
CVE-2015-5955 — Medium (CVSS 5.0): ownCloud iOS app before 3.4.4 does not properly switch state between multiple instances, which might allow remote…
CVE-2020-36248 — Low (CVSS 3.9): The ownCloud application before 2.15 for Android allows attackers to use adb to include a PIN preferences value in a…

All CVEs affecting Owncloud Owncloud Client →