CVE-2025-54623: huawei harmonyos Integer Overflow to Buffer Overflow
CVSS: 6.5v3.1MediumAnalyzed
Published 06-08-2025Last modified 06-08-2025
Vulnerability summary
CVE-2025-54623 is a medium (CVSS 6.5) Integer Overflow to Buffer Overflow vulnerability in huawei harmonyos. EPSS estimates a 0.15% chance of exploitation in the next 30 days, higher than 3.9% of scored vulnerabilities.
CVSS score
6.5/10
010
Medium · v3.1 (NVD)EPSS score
0.15%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 06-08-2025PublishedVulnerability first disclosed.
- 06-08-2025Last modifiedVulnerability information updated.
Description
Out-of-bounds read vulnerability in the devicemanager module. Impact: Successful exploitation of this vulnerability may affect availability.
CVSS metrics
2 scores · 2 sources · 1 versionMedium 6.5Preferred score · NVD (NIST)
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSources2 sources · 6.3–6.5
- CVE.orgCNA6.3MediumCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:LDiffers
EPSS trend
Probability
0.15%
Chance of exploitation in the next 30 days
Percentile
4%
Versus all other CVEs
30-day change
0.00 pp
From 0.15% on 20-09-2026
20-09-202620-10-2026
EPSS score0.15%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-680Integer Overflow to Buffer OverflowThe product performs a calculation to determine how much memory to allocate, but an integer overflow can occur that causes less memory to be allocated than expected, leading to a buffer overflow.
- CWE-125Out-of-bounds ReadThe product reads data past the end, or before the beginning, of the intended buffer.
Affected systems
Huawei1 product
- harmonyos5.1.0 | 5.0.1 | 5.0.2
1 vendor · 1 product
References
1 links- consumer.huawei.com/en/support/bulletin/2025/8/Vendor Advisory