CVE-2025-20042
Liteos-A has an out of bounds read vulnerability
in OpenHarmony v5.0.2 and prior versions allow a local attacker cause information leak through out-of-bounds read.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Liteos-A has an out of bounds read vulnerability
in OpenHarmony v5.0.2 and prior versions allow a local attacker cause information leak through out-of-bounds read.
- Record
CVE-2025-20042- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-125
- Updated
- 2026-11-02
EUVDEUVD-2025-7576
in OpenHarmony v5.0.2 and prior versions allow a local attacker cause information leak through out-of-bounds read.
- Record
EUVD-2025-7576- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-gpf2-5797-w82f
in OpenHarmony v5.0.2 and prior versions allow a local attacker cause information leak through...
in OpenHarmony v5.0.2 and prior versions allow a local attacker cause information leak through out-of-bounds read.
- Record
GHSA-gpf2-5797-w82f- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-125
- Updated
- 2026-11-02
NVD
in OpenHarmony v5.0.2 and prior versions allow a local attacker cause information leak through out-of-bounds read.
- Record
CVE-2025-20042- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-125
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-20042 is a medium vulnerability (CVSS 5.5) in Openatom Openharmony, published March 4, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.15%, the 4th percentile. No source names a fixed version.