Out-of-bounds write in OpenHarmony
Priority LOW 32CWE-16Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.
Summary
OpenHarmony-v3.1.2 and prior versions have an incorrect configuration of the cJSON library, which leads a Stack overflow vulnerability during recursive parsing. LAN attackers can lead a DoS attack to all network devices.
Why it matters now
EPSS 0.00332 26th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| OpenHarmony | OpenHarmony | OpenHarmony-v3.1.x-Release – 3.1.2; OpenHarmony-v3.0.x-LTS – 3.0.5; OpenHarmony-v1.1.x-LTS – 1.1.5 | — | No fix listed | CNA |
- OpenHarmony VendorOpenHarmony Affected OpenHarmony-v3.1.x-Release – 3.1.2; OpenHarmony-v3.0.x-LTS – 3.0.5; OpenHarmony-v1.1.x-LTS – 1.1.5 Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:openharmony:openharmony:*:*:*:*:long_term_support:*:*:* | 1.1.0 – 1.1.5; 3.0 – 3.0.5 | Vulnerable | OpenHarmony |
| cpe:2.3:o:openatom:openharmony:*:*:*:*:-:*:*:* | 3.1 – 3.1.2 | Vulnerable | Openatom |
- cpe:2.3:a:openharmony:openharmony:*:*:*:*:long_term_support:*:*:* Versions 1.1.0 – 1.1.5; 3.0 – 3.0.5 Vulnerable ·OpenHarmony
- cpe:2.3:o:openatom:openharmony:*:*:*:*:-:*:*:* Versions 3.1 – 3.1.2 Vulnerable ·Openatom
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2022-36423
- 2026-10-03 Alias added: GHSA-2cf7-6ggv-hfxq
References
More Openharmony vulnerabilities
- TI-2022-20662 Improper authentication in OpenHarmony CVSS 3.1HIGH 8.8
- TI-2022-20682 Improper authentication in OpenHarmony CVSS 3.1HIGH 8.4
- TI-2022-18233 Authentication bypass in OpenHarmony CVSS 3.1HIGH 8.8
- TI-2022-22675 Improper authentication in OpenHarmony CVSS 3.1HIGH 8.3
- TI-2022-21243 Multiple path traversal in appspawn and nwebspawn services. CVSS 3.1HIGH 8.4
- TI-2022-21851 Buffer overflow in OpenHarmony CVSS 3.1HIGH 7.8
Sources
- CVE-2022-36423 · CVE Program
- CVE-2022-36423 · NVD
- FIRST EPSS
- GHSA-2cf7-6ggv-hfxq · GitHub Advisory Database · CC BY 4.0
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