Google Android 20200335 sss_ice_util.c copy_from_mbox out-of-bounds write

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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4.0$5k-$25k0.00

Overview

A vulnerability was found in Google Android 20200335. It has been declared as critical. Affected by this vulnerability is the function copy_from_mbox of the file sss_ice_util.c. The manipulation leads to out-of-bounds write. The CWE definition for the vulnerability is CWE-787. The weakness was disclosed 01/15/2022 as A-202003354. The advisory is shared at source.android.com. This vulnerability is known as CVE-2021-39683. Local access is required to approach this attack. Technical details are available. There is no exploit available. The price for an exploit might be around USD $5k-$25k at the moment. It is declared as not defined. We expect the 0-day to have been worth approximately $5k-$25k. It is recommended to apply a patch to fix this issue. A possible mitigation has been published before and not just after the disclosure of the vulnerability. [Details]

Activities

Activities

IOC - Indicator of Compromise (4)

These indicators of compromise highlight associated network ranges which are known to be part of research and attack activities.

IOA - Indicator of Attack (1)

These indicators of attack list the potential fragments used for technical activities like reconnaissance, exploitation, privilege escalation, and exfiltration. This data is unique as it uses our predictive model for actor profiling.

IDClassIndicatorTypeConfidence
1Filesss_ice_util.cpredictiveHigh

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