CVE-2021-46143

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

CVSS v3.0 7.8 HIGH
CVSS v2.0 6.8 MEDIUM

7.8^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/libexpat/libexpat/issues/532	Exploit Issue Tracking Patch Third Party Advisory
https://github.com/libexpat/libexpat/pull/538	Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/01/17/3	Mailing List Patch Third Party Advisory
https://security.netapp.com/advisory/ntap-20220121-0006/	Third Party Advisory
https://www.tenable.com/security/tns-2022-05	Third Party Advisory
https://www.debian.org/security/2022/dsa-5073	Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf

Configurations

Configuration 1 (hide)

cpe:2.3:a:libexpat_project:libexpat:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:a:netapp:oncommand_workflow_automation:-:::::::*
	cpe:2.3:a:netapp:clustered_data_ontap:-:::::::*
	cpe:2.3:a:netapp:solidfire_\&_hci_management_node:-:::::::*

Configuration 3 (hide)

OR	cpe:2.3:a:tenable:nessus::::::::
	cpe:2.3:a:tenable:nessus::::::::

Information

Published : 2022-01-06 04:15

Updated : 2022-06-14 11:15

NVD link : CVE-2021-46143

Mitre link : CVE-2021-46143

JSON object : View

Products Affected

tenable

nessus

netapp

solidfire_\&_hci_management_node
oncommand_workflow_automation
clustered_data_ontap

libexpat_project

libexpat

CWE

CWE-190

Integer Overflow or Wraparound

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