CVE-2021-46143

Description

In doProlog in xmlparse.c in Expat (aka libexpat) before 2.4.3, an integer overflow exists for m_groupSize.

CVSS Version 3.1

nvd

CVE ID: CVE-2021-46143
Base Score: 7.8
Base Severity: HIGH
Vector String:CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 1.8

mitre

CVE ID: CVE-2021-46143
Base Score: 8.1
Base Severity: HIGH
Vector String:CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 2.2

CVSS Version 2.0

nvd

CVE ID: CVE-2021-46143
Base Score: 6.8
Base Severity: MEDIUM
Vector String:AV:N/AC:M/Au:N/C:P/I:P/A:P

Proof Of Concept

nanopathi

Refrence: GitHub

Content on GitHub

Trinadh465 | watchers:0

external_lib_AOSP10_r33_CVE-2021-45960_CVE-2021-46143-

Refrence: GitHub

Refrence: NVDMITRE