High severity · published Oct 6, 2021
CVE-2021-25480
A lack of replay attack protection in GUTI REALLOCATION COMMAND message process in Qualcomm modem prior to SMR Oct-2021 Release 1 can lead to remote denial of service on mobile…
7.5
CVSS
0.5%
EPSS
No
On KEV
Description
A lack of replay attack protection in GUTI REALLOCATION COMMAND message process in Qualcomm modem prior to SMR Oct-2021 Release 1 can lead to remote denial of service on mobile network connection.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 41% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AN
Android · Google
8.0; 8.1; 9.0; 10.0; 11.0 · source: NVD
SM
Samsung Mobile Devices · Samsung Mobile
O(8.1), P(9.0), Q(10.0), R(11.0) before SMR Oct-2021 Release 1 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-25480
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-25480
Vendor Advisory
https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10
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