HOMEVULNERABILITIESCVE-2019-2215
HIGHCISA KEVIN THE WILD

CVE-2019-2215

Published: November 3, 2021

EPSS:54.47%probability of exploitation in 30 daysPercentile:98.0th

Official Description

Android Kernel contains a use-after-free vulnerability in binder.c that allows for privilege escalation from an application to the Linux Kernel. This vulnerability was observed chained with CVE-2020-0041 and CVE-2020-0069 under exploit chain "AbstractEmu."

NVD Source

CISA KEV Advisory

Android Kernel Use-After-Free Vulnerability

Android Kernel contains a use-after-free vulnerability in binder.c that allows for privilege escalation from an application to the Linux Kernel. This vulnerability was observed chained with CVE-2020-0041 and CVE-2020-0069 under exploit chain "AbstractEmu."

Added to KEV: 2021-11-03Federal patch deadline: 2022-05-03
Required Action (CISA)

Apply updates per vendor instructions.

Risk Analysis

This use-after-free vulnerability in the Android Kernel's binder.c allows for privilege escalation from an application to the Linux Kernel. Its inclusion in the KEV catalog and a high EPSS score indicate a significant and confirmed risk of exploitation.

This vulnerability is actively being exploited in the wild and is listed in CISA's KEV catalog, confirming its real-world exploitation.

Recommended Action

Apply the latest security updates for Android devices to patch this kernel vulnerability. Regularly update Android applications and the operating system to mitigate known exploitation vectors.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2019-2215 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CISA has added CVE-2019-2215 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.

Affected Vendors & Products

Mentioned vendors (from description):
Linux
CPE data not yet available in NVD for this CVE.

Exploit & PoC Resources

ACTIVE EXPLOITATIONConfirmed exploitation in the wild
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All References (1)

Quick Facts

CVE IDCVE-2019-2215
SeverityHIGH
CISA KEVYES — Active Exploitation
ExploitIN THE WILD
EPSS (30d)54.47%
PublishedNov 3, 2021

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2019-2215 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
  • !CISA KEV: Federal agencies must patch per BOD 22-01 timeline
  • !Active exploitation confirmed — treat as P1
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.