ASB-A-246932269

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Import Source
https://storage.googleapis.com/android-osv/ASB-A-246932269.json
JSON Data
https://api.osv.dev/v1/vulns/ASB-A-246932269
Aliases
  • A-246932269
  • CVE-2023-20945
Published
2023-02-01T00:00:00Z
Modified
2026-09-22T15:22:15Z
Summary
[none]
Details

In phNciNfc_MfCreateXchgDataHdr of phNxpExtns_MifareStd.cpp, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

References

Affected packages

Android / platform/packages/apps/Nfc

Package

Name
platform/packages/apps/Nfc

Affected ranges

Type
ECOSYSTEM
Events
Introduced
10:0
Fixed
10:2023-02-01

Affected versions

Other
10

Ecosystem specific 

{
    "fixes":  [
        "https://android.googlesource.com/platform/packages/apps/Nfc/+/2e4dfa6c92de30907851914add6485f8b7920968"
    ],
    "severity":  "High",
    "spl":  "2023-02-01",
    "types":  [
        "EoP"
    ],
    "vanir_signatures":  [
        {
            "deprecated":  false,
            "digest":  {
                "function_hash":  "291295663468966505317516086465492132836",
                "length":  359
            },
            "id":  "ASB-A-246932269-cf4ba7bf",
            "match_only_versions":  [
                "10"
            ],
            "signature_type":  "Function",
            "signature_version":  "v1",
            "source":  "https://android.googlesource.com/platform/packages/apps/Nfc/+/2e4dfa6c92de30907851914add6485f8b7920968",
            "target":  {
                "file":  "nci/jni/extns/pn54x/src/mifare/phNxpExtns_MifareStd.cpp",
                "function":  "phNciNfc_MfCreateXchgDataHdr"
            }
        },
        {
            "deprecated":  false,
            "digest":  {
                "line_hashes":  [
                    "331621049285636605087812950969410737608",
                    "85262197089860247853335490100764795172",
                    "261718335795557197149375020778461234828"
                ],
                "threshold":  0.9
            },
            "id":  "ASB-A-246932269-ea39f7cc",
            "match_only_versions":  [
                "10"
            ],
            "signature_type":  "Line",
            "signature_version":  "v1",
            "source":  "https://android.googlesource.com/platform/packages/apps/Nfc/+/2e4dfa6c92de30907851914add6485f8b7920968",
            "target":  {
                "file":  "nci/jni/extns/pn54x/src/mifare/phNxpExtns_MifareStd.cpp"
            }
        }
    ]
}

Database specific

source 
"https://storage.googleapis.com/android-osv/ASB-A-246932269.json"