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RedhatCVE-2021-3516

HistoryJun 01, 2021 - 2:15 p.m.

CVE-2021-3516

2021-06-0114:15:10

CWE-416

redhat

web.nvd.nist.gov

283

vulnerability

libxml2

xmllint

use-after-free

crafted files

nvd

cve-2021-3516

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.9

Confidence

High

EPSS

0.002

Percentile

51.5%

JSON

There’s a flaw in libxml2’s xmllint in versions before 2.9.11. An attacker who is able to submit a crafted file to be processed by xmllint could trigger a use-after-free. The greatest impact of this flaw is to confidentiality, integrity, and availability.

Affected configurations

Nvd

Vulners

Node

xmlsoftxmllintRange<2.9.11

Node

debiandebian_linuxMatch9.0

Node

fedoraprojectfedoraMatch33

fedoraprojectfedoraMatch34

Node

redhatjboss_core_servicesMatch-

redhatenterprise_linuxMatch6.0

redhatenterprise_linuxMatch7.0

redhatenterprise_linuxMatch8.0

Node

netappclustered_data_ontapMatch-

netappclustered_data_ontap_antivirus_connectorMatch-

netappontap_select_deploy_administration_utilityMatch-

Node

oraclezfs_storage_appliance_kitMatch8.8

VendorProductVersionCPE
xmlsoftxmllint*cpe:2.3:a:xmlsoft:xmllint:*:*:*:*:*:*:*:*
debiandebian_linux9.0cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
fedoraprojectfedora33cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
fedoraprojectfedora34cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
redhatjboss_core_services-cpe:2.3:a:redhat:jboss_core_services:-:*:*:*:*:*:*:*
redhatenterprise_linux6.0cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
redhatenterprise_linux7.0cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
redhatenterprise_linux8.0cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
netappclustered_data_ontap-cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:*
netappclustered_data_ontap_antivirus_connector-cpe:2.3:a:netapp:clustered_data_ontap_antivirus_connector:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
xmlsoft	xmllint	*	cpe:2.3:a:xmlsoft:xmllint::::::::
debian	debian_linux	9.0	cpe:2.3:o:debian:debian_linux:9.0:::::::*
fedoraproject	fedora	33	cpe:2.3:o:fedoraproject:fedora:33:::::::*
fedoraproject	fedora	34	cpe:2.3:o:fedoraproject:fedora:34:::::::*
redhat	jboss_core_services	-	cpe:2.3:a:redhat:jboss_core_services:-:::::::*
redhat	enterprise_linux	6.0	cpe:2.3:o:redhat:enterprise_linux:6.0:::::::*
redhat	enterprise_linux	7.0	cpe:2.3:o:redhat:enterprise_linux:7.0:::::::*
redhat	enterprise_linux	8.0	cpe:2.3:o:redhat:enterprise_linux:8.0:::::::*
netapp	clustered_data_ontap	-	cpe:2.3:a:netapp:clustered_data_ontap:-:::::::*
netapp	clustered_data_ontap_antivirus_connector	-	cpe:2.3:a:netapp:clustered_data_ontap_antivirus_connector:-:::::::*

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CNA Affected

[
  {
    "product": "libxml2",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "libxml2 2.9.11"
      }
    ]
  }
]