Paper/Archive/CVE-2023-20951

CVE-2023-20951

google_android — In gatt_process_prep_write_rsp of gatt_cl.cc, there is a possible out of bounds write due to a missing bounds check.

EPSS 0.5%CVSS 9.8

critical.is priorityof 100

CVSS 9.8 (NVD, ADP agree)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 42.3.423 × 208.5 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

In gatt_process_prep_write_rsp of gatt_cl.cc, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-258652631

Affected

ProductAffectedFixed inSource

AndroidAndroid-11 Android-12 Android-12L Android-13–CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refsource.android.com/security/bulletin/2023-03-01