VulnerabilityModified
CVE-2021-25397
An improper access control vulnerability in TelephonyUI prior to SMR MAY-2021 Release 1 allows local attackers to write arbitrary files of telephony process via untrusted applications.
MEDIUM 5.5EPSS 0.13%
Does this matter?
Lower severity and a low EPSS score (0.13%). Track it; it rarely justifies an emergency change on its own.
Description
An improper access control vulnerability in TelephonyUI prior to SMR MAY-2021 Release 1 allows local attackers to write arbitrary files of telephony process via untrusted applications.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 0.13% probability · 3th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-926
- Affected
- google/android
- Source
- mobile.security@samsung.com
References
- https://blog.oversecured.com/Two-weeks-of-securing-Samsung-devices-Part-1/Exploit, Third Party Advisory
- https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=5Vendor Advisory
- https://blog.oversecured.com/Two-weeks-of-securing-Samsung-devices-Part-1/Exploit, Third Party Advisory
- https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=5Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.