CVE-2021-3537

Published on: 05/14/2021 12:00:00 AM UTC

Last Modified on: 02/28/2023 03:19:00 PM UTC

CVE-2021-3537

Source: Mitre Source: NIST CVE.ORG Print: PDF PDF
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Certain versions of Debian Linux from Debian contain the following vulnerability:

A vulnerability found in libxml2 in versions before 2.9.11 shows that it did not propagate errors while parsing XML mixed content, causing a NULL dereference. If an untrusted XML document was parsed in recovery mode and post-validated, the flaw could be used to crash the application. The highest threat from this vulnerability is to system availability.

  • CVE-2021-3537 has been assigned by URL Logo seca[email protected] to track the vulnerability - currently rated as MEDIUM severity.

CVSS3 Score: 5.9 - MEDIUM

Attack
Vector ⓘ		 Attack
Complexity		 Privileges
Required		 User
Interaction
NETWORK HIGH NONE NONE
Scope Confidentiality
Impact		 Integrity
Impact		 Availability
Impact
UNCHANGED NONE NONE HIGH

CVSS2 Score: 4.3 - MEDIUM

Access
Vector ⓘ		 Access
Complexity		 Authentication
NETWORK MEDIUM NONE
Confidentiality
Impact		 Integrity
Impact		 Availability
Impact
NONE NONE PARTIAL

CVE References

Description Tags ⓘ Link
Oracle Critical Patch Update Advisory - April 2022 www.oracle.com
text/html
 URL Logo MISC www.oracle.com/security-alerts/cpuapr2022.html
[SECURITY] Fedora 34 Update: libxml2-2.9.10-12.fc34 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
text/html
 URL Logo FEDORA FEDORA-2021-e3ed1ba38b
Oracle Critical Patch Update Advisory - October 2021 www.oracle.com
text/html
 URL Logo MISC www.oracle.com/security-alerts/cpuoct2021.html
libxml2: Multiple vulnerabilities (GLSA 202107-05) — Gentoo security security.gentoo.org
text/html
 URL Logo GENTOO GLSA-202107-05
1956522 – (CVE-2021-3537) CVE-2021-3537 libxml2: NULL pointer dereference when post-validating mix content parsed in recovery mode bugzilla.redhat.com
text/html
 URL Logo MISC bugzilla.redhat.com/show_bug.cgi?id=1956522
[SECURITY] [DLA 2653-1] libxml2 security update lists.debian.org
text/html
 URL Logo MLIST [debian-lts-announce] 20210510 [SECURITY] [DLA 2653-1] libxml2 security update
[SECURITY] Fedora 33 Update: libxml2-2.9.12-4.fc33 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
text/html
 URL Logo FEDORA FEDORA-2021-b950000d2b
May 2021 Libxml2 Vulnerabilities in NetApp Products | NetApp Product Security security.netapp.com
text/html
 URL Logo CONFIRM security.netapp.com/advisory/ntap-20210625-0002/
Oracle Critical Patch Update Advisory - July 2022 www.oracle.com
text/html
 URL Logo MISC www.oracle.com/security-alerts/cpujul2022.html
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Related QID Numbers

  • 159285 Oracle Enterprise Linux Security Update for libxml2 (ELSA-2021-2569)
  • 178586 Debian Security Update for libxml2 (DLA 2653-1)
  • 180242 Debian Security Update for libxml2 (CVE-2021-3537)
  • 198409 Ubuntu Security Notification for libxml2 vulnerabilities (USN-4991-1)
  • 239468 Red Hat Update for libxml2 (RHSA-2021:2569)
  • 240235 Red Hat Update for JBoss Core Services (RHSA-2022:1389)
  • 281180 Fedora Security Update for libxml2 (FEDORA-2021-e3ed1ba38b)
  • 281707 Fedora Security Update for libxml2 (FEDORA-2021-b950000d2b)
  • 296065 Oracle Solaris 11.4 Support Repository Update (SRU) 39.107.1 Missing (CPUOCT2021)
  • 352459 Amazon Linux Security Advisory for libxml2: ALAS2-2021-1677
  • 354638 Amazon Linux Security Advisory for libxml2 : AL2012-2022-370
  • 354929 Amazon Linux Security Advisory for libxml2 : ALAS-2023-1743
  • 376204 Mysql Workbench Critical Patch Update Oct 2021
  • 376952 NetApp Clustered Data Open Network Technology for Appliance Products (ONTAP) Disclosure of Sensitive Information Vulnerability (NTAP-20210625-0002,NTAP-20210716-0005)
  • 377408 Alibaba Cloud Linux Security Update for libxml2 (ALINUX3-SA-2021:0047)
  • 377648 Oracle Hypertext Transfer Protocol Server (HTTP Server) Multiple Vulnerabilities(CPUOCT2022)
  • 378004 Splunk Enterprise Multiple Vulnerabilities (SVD-2023-0215,SVD-2023-0211,SVD-2023-0208)
  • 500342 Alpine Linux Security Update for libxml2
  • 501423 Alpine Linux Security Update for libxml2
  • 501748 Alpine Linux Security Update for libxml2
  • 501968 Alpine Linux Security Update for libxml2
  • 502486 Alpine Linux Security Update for libxml2
  • 591406 Siemens SIMATIC S7-1500 CPU GNU/Linux subsystem Multiple Vulnerabilities (SSB-439005, ICSA-22-104-13)
  • 670491 EulerOS Security Update for libxml2 (EulerOS-SA-2021-2249)
  • 670517 EulerOS Security Update for libxml2 (EulerOS-SA-2021-2275)
  • 670548 EulerOS Security Update for libxml2 (EulerOS-SA-2021-2306)
  • 670581 EulerOS Security Update for libxml2 (EulerOS-SA-2021-2339)
  • 670648 EulerOS Security Update for libxml2 (EulerOS-SA-2021-2406)
  • 670851 EulerOS Security Update for libxml2 (EulerOS-SA-2021-2406)
  • 670996 EulerOS Security Update for libxml2 (EulerOS-SA-2021-2595)
  • 710071 Gentoo Linux libxml2 Multiple vulnerabilities (GLSA 202107-05)
  • 750025 SUSE Enterprise Linux Security Update for libxml2 (SUSE-SU-2021:1654-1)
  • 750027 SUSE Enterprise Linux Security Update for libxml2 (SUSE-SU-2021:1658-1)
  • 750201 OpenSUSE Security Update for libxml2 (openSUSE-SU-2021:0764-1)
  • 900044 CBL-Mariner Linux Security Update for libxml2 2.9.10
  • 903455 Common Base Linux Mariner (CBL-Mariner) Security Update for libxml2 (4195)
  • 940375 AlmaLinux Security Update for libxml2 (ALSA-2021:2569)
  • 960016 Rocky Linux Security Update for libxml2 (RLSA-2021:2569)

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
Operating
System		DebianDebian Linux9.0AllAllAll
Operating
System		FedoraprojectFedora33AllAllAll
Operating
System		FedoraprojectFedora34AllAllAll
ApplicationNetappActive Iq Unified Manager-AllAllAll
ApplicationNetappClustered Data Ontap-AllAllAll
ApplicationNetappClustered Data Ontap Antivirus Connector-AllAllAll
Hardware Device InfoNetappHci H410c-AllAllAll
Operating
System		NetappHci H410c Firmware-AllAllAll
ApplicationNetappManageability Software Development Kit-AllAllAll
ApplicationNetappOntap Select Deploy Administration Utility-AllAllAll
ApplicationNetappSnapdrive-AllAllAll
ApplicationOracleCommunications Cloud Native Core Network Function Cloud Native Environment1.10.0AllAllAll
ApplicationOracleEnterprise Manager Base Platform13.4.0.0AllAllAll
ApplicationOracleEnterprise Manager Base Platform13.5.0.0AllAllAll
ApplicationOracleEnterprise Manager Ops Center12.4.0.0AllAllAll
ApplicationOracleMysql WorkbenchAllAllAllAll
ApplicationOracleOpenjdk8update301AllAll
ApplicationOraclePeoplesoft Enterprise Peopletools8.58AllAllAll
ApplicationOracleReal User Experience Insight13.4.1.0AllAllAll
ApplicationOracleReal User Experience Insight13.5.1.0AllAllAll
Operating
System		RedhatEnterprise Linux6.0AllAllAll
Operating
System		RedhatEnterprise Linux7.0AllAllAll
Operating
System		RedhatEnterprise Linux8.0AllAllAll
ApplicationRedhatJboss Core Services-AllAllAll
ApplicationXmlsoftLibxml2AllAllAllAll
  • cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*:
  • cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*:
  • cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*:
  • cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:*:
  • cpe:2.3:a:netapp:clustered_data_ontap_antivirus_connector:-:*:*:*:*:*:*:*:
  • cpe:2.3:h:netapp:hci_h410c:-:*:*:*:*:*:*:*:
  • cpe:2.3:o:netapp:hci_h410c_firmware:-:*:*:*:*:*:*:*:
  • cpe:2.3:a:netapp:manageability_software_development_kit:-:*:*:*:*:*:*:*:
  • cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*:
  • cpe:2.3:a:netapp:snapdrive:-:*:*:*:*:windows:*:*:
  • cpe:2.3:a:oracle:communications_cloud_native_core_network_function_cloud_native_environment:1.10.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:oracle:enterprise_manager_base_platform:13.4.0.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:oracle:enterprise_manager_base_platform:13.5.0.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:oracle:enterprise_manager_ops_center:12.4.0.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:oracle:mysql_workbench:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:oracle:openjdk:8:update301:*:*:*:*:*:*:
  • cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.58:*:*:*:*:*:*:*:
  • cpe:2.3:a:oracle:real_user_experience_insight:13.4.1.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:oracle:real_user_experience_insight:13.5.1.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:redhat:jboss_core_services:-:*:*:*:*:*:*:*:
  • cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:*:

Social Mentions

Source Title Posted (UTC)
Twitter Icon @OpenBSD_ports bluhm@ modified textproc/libxml: Fix CVE-2021-3537 in libxml. OK jca@ 2021-05-11 07:55:23
Twitter Icon @OpenBSD_ports OPENBSD_6_9 jca@ modified textproc/libxml: SECURITY fix for CVE-2021-3537 in libxml -current fix from bluhm@, ok bluhm@ 2021-05-12 11:55:21
Twitter Icon @OpenBSD_stable OPENBSD_6_9 jca@ modified textproc/libxml: SECURITY fix for CVE-2021-3537 in libxml -current fix from bluhm@, ok bluhm@ 2021-05-12 11:55:22
Twitter Icon @CVEreport CVE-2021-3537 : A vulnerability found in libxml2 in versions before 2.9.11 shows that it did not propagate errors w… twitter.com/i/web/status/1… 2021-05-14 20:19:02
Reddit Logo Icon /r/netcve CVE-2021-3537 2021-05-14 20:41:19
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