Vulnerability · Published Oct 6, 2021 · Assigned by Samsung Mobile
CVE-2021-25490
Medium 6.0
In plain English
A medium-severity improper authentication in Samsung Mobile Devices from Samsung Mobile. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 55% of all known vulnerabilities).
Severity (CVSS 3.1)6.0Medium
Exploit odds (30 days)0.8%top 44.8% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A keyblob downgrade attack in keymaster prior to SMR Oct-2021 Release 1 allows attacker to trigger IV reuse vulnerability with privileged process.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Samsung Mobile | Samsung Mobile Devices | P(9.0), Q(10.0), R(11.0) – before SMR Oct-2021 Release 1 |
Weakness: CWE-287 · Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:L