CVE-2020-0041
Actively exploited. CVE-2020-0041 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.
Public exploit code is available. Proof-of-concept or working exploit code for CVE-2020-0041 is indexed in GitHub PoC. Expect opportunistic scanning and exploitation attempts — prioritize remediation.
Android Kernel binder_transaction of binder.c contains an out-of-bounds write vulnerability due to an incorrect bounds check that could allow for local privilege escalation. This vulnerability was observed chained with CVE-2019-2215 and CVE-2020-0069 under exploit chain "AbstractEmu."
CSIRTS triage
- What
- An out-of-bounds write vulnerability could allow for local privilege escalation.
- Who is affected
- Devices running the Android Kernel.
- Urgency
- Remediation is critical due to active exploitation.
- Action
- Update the Android Kernel to the latest version.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 87% of all EPSS-scored CVEs.
Exploit availability
Public exploit or proof-of-concept code for CVE-2020-0041 is indexed in these free datasets. Available exploit code raises real-world risk independent of the CVSS score.
- GitHub PoCPublic proof-of-concept repositories on GitHub reference this CVE.look it up ↗
Advisory coverage (1)
- criticalexploitedCVE-2020-0041: Android Kernel Out-of-Bounds Write Vulnerabilitycisa-kev · 2021-11-03
External references
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