01 Record
CVE-2021-22488
There is an Unauthorized file access vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability by modifying soft links may tamper with the files restored from backups.
UnratedPUBLISHEDCNA: huawei
CNA base scoreUnratedNo CNA CVSS vector
02 Description
There is an Unauthorized file access vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability by modifying soft links may tamper with the files restored from backups.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.71% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 53.2% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2021-10-28 12:25Z5 YR AGO
- Last updated
- 2024-08-03 18:44Z2 YR AGO
- Reserved
- 2021-01-05
- Assigning CNA
- huawei
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-59Improper Link Resolution Before File Access ('Link Following')Base
- Data version
- 5.1
- Document digest
- 6161e3c564436727daaf37db9b3b6dc9c5a5081d410e6ae75228fe01b5347cf5
05 Affected products
06 References
- consumer.huawei.comhttps://consumer.huawei.com/en/support/bulletin/2021/7/