What’s Vulnerable › Vulnerabilities

CVE-2023-20819

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-10-02 · updated 2026-06-17
• Weakness: CWE-787

Description

In CDMA PPP protocol, there is a possible out of bounds write due to a missing bounds check. This could lead to remote escalation of privilege with no additional execution privilege needed. User interaction is not needed for exploitation. Patch ID: MOLY01068234; Issue ID: ALPS08010003.

Affected products

• Mediatek Lr11: all versions
• Mediatek Lr12A: all versions
• Mediatek Lr13: all versions
• Mediatek Nr15: all versions
• Mediatek Nr16: all versions
• Mediatek Nr17: all versions

References

• https://corp.mediatek.com/product-security-bulletin/October-2023
• https://corp.mediatek.com/product-security-bulletin/October-2023

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