CVE-2011-1823
Published: September 8, 2022
Official Description
The vold volume manager daemon in Android kernel trusts messages from a PF_NETLINK socket, which allows an attacker to execute code and gain root privileges. This vulnerability is associated with GingerBreak and Exploit.AndroidOS.Lotoor.
CISA KEV Advisory
Android OS Privilege Escalation Vulnerability
The vold volume manager daemon in Android kernel trusts messages from a PF_NETLINK socket, which allows an attacker to execute code and gain root privileges. This vulnerability is associated with GingerBreak and Exploit.AndroidOS.Lotoor.
Apply updates per vendor instructions.
Risk Analysis
The vold volume manager daemon in the Android kernel improperly trusts messages from a PF_NETLINK socket, allowing an attacker to execute code and gain root privileges. This vulnerability, associated with GingerBreak and Exploit.AndroidOS.Lotoor, is highly severe with an EPSS score of 0.34385 and confirmed exploitation, making it a critical threat to Android devices.
This vulnerability has been actively exploited in the wild and is listed in CISA's KEV catalog, indicating confirmed real-world exploitation. Exploitation can lead to root privileges.
Update Android devices to a patched kernel version that addresses the vold vulnerability. Avoid installing applications from untrusted sources.
Technical Analysis
CVE-2011-1823 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-2011-1823 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.
Exploit & PoC Resources
All References (2)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2011-1823 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