Buffer overflow in Openatom Openharmony
CVE-2022-44455
The appspawn and nwebspawn services within OpenHarmony-v3.1.2 and prior versions were found to be vulnerable to buffer overflow vulnerability due to insufficient input validation. An unprivileged malicious application would be able to gain code execution within any application installed on the device or cause application crash.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L.
EPSS exploit prediction
EPSS: 0.002 (11.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 11th percentile — 11.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000
Affected products
- Openatom Openharmony
- Openharmony — versions 3.1.0, 3.0.0
Weakness classification (CWE)
References
- gitee.com/openharmony/security/blob/master/en/security-disclosure/2022/2022-12… (Third Party Advisory)
Frequently asked questions
- What is CVE-2022-44455?
- CVE-2022-44455 is a medium-severity vulnerability in Openatom Openharmony, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.8/10. Published 2022-12-08.
- How severe is CVE-2022-44455?
- Medium severity. CVSS v3 base score is 6.8 out of 10.