Critical severity · published Oct 2, 2023
CVE-2023-20819
In CDMA PPP protocol, there is a possible out of bounds write due to a missing bounds check
9.8
CVSS
0.7%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 52% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LR
Lr11 · Mediatek
All versions, or not specified · source: NVD
LR
Lr12a · Mediatek
All versions, or not specified · source: NVD
LR
Lr13 · Mediatek
All versions, or not specified · source: NVD
NR
Nr15 · Mediatek
All versions, or not specified · source: NVD
NR
Nr16 · Mediatek
All versions, or not specified · source: NVD
NR
Nr17 · Mediatek
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-20819
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-20819
Vendor Advisory
https://corp.mediatek.com/product-security-bulletin/October-2023
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