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CVE-2023-20634: In widevine, there is a possible out of bounds write due to improper input validation. This could lead to local escalation of privilege with System execution privileges needed. User interaction is ...
CVE-2023-20634 · published 3 years ago
Summary
In widevine, there is a possible out of bounds write due to improper input validation. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07635697; Issue ID: ALPS07635697.
What to do
The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.
Affected software
| Vendor | Product | Affected versions |
|---|---|---|
| android |
11.0 12.0 cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:* |
Original advisory text
In widevine, there is a possible out of bounds write due to improper input validation. This could lead to local escalation of privilege with System execution privileges needed. User interaction is ...
In widevine, there is a possible out of bounds write due to improper input validation. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07635697; Issue ID: ALPS07635697.
References
- https://corp.mediatek.com/product-security-bulletin/March-2023 Vendor Advisory
Internet-facing
14 days
Internal
At next upgrade
- Not known to be exploited
- Needs hands-on effort to exploit
- Gives an attacker full control
Type
CWE-20Improper Input Validation
Timeline
Published7 Mar 2023
Updated26 Oct 2026
First seen29 Sep 2026
Sources
CVE-2023-20634 · NVD
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