Very Low
Calling getpidcon for One Way Binder Transactions Returns Wrong Security Context
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Very Low
(1 user assessed)Low
(1 user assessed)Unknown
Unknown
Unknown
Calling getpidcon for One Way Binder Transactions Returns Wrong Security Context
MITRE ATT&CK
Collection
Command and Control
Credential Access
Defense Evasion
Discovery
Execution
Exfiltration
Impact
Initial Access
Lateral Movement
Persistence
Privilege Escalation
Topic Tags
Description
The servicemanager, keystore and drmserver all use getpidcon function to get the security context of the caller from a binder. When combined with a one way binder transaction this results in getting the security context of the current process which might allow a selinux mac bypass.
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Ratings
-
Attacker ValueVery Low
-
ExploitabilityLow
Technical Analysis
Unrealistic privilege escalation scenario, fixed in AOSP 2 years ago, but maybe usable in older versions.
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Additional Info
Technical Analysis
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CVE ID
AttackerKB requires a CVE ID in order to pull vulnerability data and references from the CVE list and the National Vulnerability Database. If available, please supply below: