CVE-2020-12270

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

1.44% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 71.3% of scored records. A rank, not a probability.

NVD base score

6.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/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.

Published

2020-04-27 03:26Z6 YR AGO

Last updated

2024-08-04 11:48Z2 YR AGO

Reserved

2020-04-27

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-330Use of Insufficiently Random ValuesClass

Data version

5.1

Document digest

562aa07955321f45aabbdbc8ef9f414a1c5bf424c9c202075c600861166a14a8

• github.comhttps://github.com/BluezoneGlobal/bluezone-app/blob/afa15fcec391f0edc51d0486a4ca84dd2520bbb3/CHANGELOG.mdx_refsource_MISC
• github.comhttps://github.com/BluezoneGlobal/bluezone-app/blob/afa15fcec391f0edc51d0486a4ca84dd2520bbb3/package.json#L27x_refsource_MISC
• github.comhttps://github.com/BluezoneGlobal/react-native-bluetooth-scan/blob/d9ee70fd594093a30e50b6e62a7593a8397c2dab/lib/android/src/main/java/com/scan/TraceCovidModule.java#L98x_refsource_MISC
• github.comhttps://github.com/BluezoneGlobal/react-native-bluetooth-scan/blob/d9ee70fd594093a30e50b6e62a7593a8397c2dab/lib/android/src/main/AndroidManifest.xml#L11-L12x_refsource_MISC
• vnhacker.blogspot.comhttps://vnhacker.blogspot.com/2020/04/vietnams-contact-tracing-app_26.htmlx_refsource_MISC
• github.comhttps://github.com/BluezoneGlobal/react-native-bluetooth-scan/blob/d9ee70fd594093a30e50b6e62a7593a8397c2dab/lib/android/src/main/java/com/scan/BluezonerIdGenerator.java#L18-L28x_refsource_MISC
• bluezone.aihttps://bluezone.ai/CVEx_refsource_MISC