CVE-2023-40128 — HIGH (7.8)

Vulnerability Description

In several functions of xmlregexp.c, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

CVSS Score

7.8

HIGH

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Google	Android	11.0

Related Weaknesses (CWE)

CWE-787

References

https://android.googlesource.com/platform/external/libxml2/+/1ccf89b87a3969edd56Patch
https://source.android.com/security/bulletin/2023-10-01PatchVendor Advisory
https://android.googlesource.com/platform/external/libxml2/+/1ccf89b87a3969edd56Patch
https://source.android.com/security/bulletin/2023-10-01PatchVendor Advisory

FAQ

What is CVE-2023-40128?

CVE-2023-40128 is a vulnerability with a CVSS score of 7.8 (HIGH). In several functions of xmlregexp.c, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local escalation of privilege with no additional execution privileges nee...

How severe is CVE-2023-40128?

CVE-2023-40128 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-40128?

Check the references section above for vendor advisories and patch information. Affected products include: Google Android.