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CVE-2020-0041
In binder_transaction of binder.c, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local…
High7.8Known exploitedEPSS 3.2%
- Published
- Updated
- Reserved
- Assigned by
- google_android
Description
In binder_transaction of binder.c, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-145988638References: Upstream kernel
Exploited in the wild
CISA lists this vulnerability in its Known Exploited Vulnerabilities catalog as Android Kernel Out-of-Bounds Write Vulnerability.
- Added
- 3 Nov 2021
- Fix due (US federal)
- 3 May 2022
- Used by ransomware
- Not known
Apply updates per vendor instructions.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Analyzed | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 3.2% · top 12% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: active · Automatable: no · Technical impact: total
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
- Elevation of privilege
- CWE-20 Improper Input Validation (opens in a new tab)All about CWE-20 and its CVEs
Affected products
Android
- affected Android kernel
References (2)
- https://source.android.com/security/bulletin/2020-03-01 (opens in a new tab)x_refsource_MISCx_transferred
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-0041 (opens in a new tab)government-resource
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- CISA KEV catalog (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2020-0041)Record last updated .