CVE-2021-25476
CVE-2021-25476 is a medium-severity vulnerability in Google Android with a CVSS 3.x base score of 4.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-1295.
Key facts
- Severity: Medium (CVSS 3.x base score 4.1)
- CVSS v2: 2.1
- EPSS exploit prediction: 0% (1st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-1295
- Affected product: Google Android
- Published:
- Last modified:
Description
An information disclosure vulnerability in Widevine TA log prior to SMR Oct-2021 Release 1 allows attackers to bypass the ASLR protection mechanism in TEE.
Frequently asked questions
- What is CVE-2021-25476?
- An information disclosure vulnerability in Widevine TA log prior to SMR Oct-2021 Release 1 allows attackers to bypass the ASLR protection mechanism in TEE.
- How severe is CVE-2021-25476?
- CVE-2021-25476 has a CVSS 3.x base score of 4.1, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2021-25476 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-25476?
- CVE-2021-25476 primarily affects Google Android. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2021-25476?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-25476 published?
- CVE-2021-25476 was published on 2021-10-06 and last updated on 2026-06-17.
References
Affected products (2)
- cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*
- cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*
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