CVE-2021-45960

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-45960
In Expat (aka libexpat) before 2.4.3, a left shift by 29 (or more) places in the storeAtts function in xmlparse.c can lead to realloc misbehavior (e.g., allocating too few bytes, or only freeing memory).

8.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0 /10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References
Link Resource
http://www.openwall.com/lists/oss-security/2022/01/17/3 Exploit Mailing List Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1217609 Issue Tracking Permissions Required Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf Patch Third Party Advisory
https://github.com/libexpat/libexpat/issues/531 Exploit Issue Tracking Patch Third Party Advisory
https://github.com/libexpat/libexpat/pull/534 Patch Third Party Advisory
https://security.gentoo.org/glsa/202209-24 Third Party Advisory
https://security.netapp.com/advisory/ntap-20220121-0004/ Third Party Advisory
https://www.debian.org/security/2022/dsa-5073 Issue Tracking Third Party Advisory
https://www.tenable.com/security/tns-2022-05 Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/01/17/3 Exploit Mailing List Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1217609 Issue Tracking Permissions Required Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf Patch Third Party Advisory
https://github.com/libexpat/libexpat/issues/531 Exploit Issue Tracking Patch Third Party Advisory
https://github.com/libexpat/libexpat/pull/534 Patch Third Party Advisory
https://security.gentoo.org/glsa/202209-24 Third Party Advisory
https://security.netapp.com/advisory/ntap-20220121-0004/ Third Party Advisory
https://www.debian.org/security/2022/dsa-5073 Issue Tracking Third Party Advisory
https://www.tenable.com/security/tns-2022-05 Third Party Advisory
Configurations

Configuration 1 (hide)

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

Configuration 2 (hide)

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

Configuration 3 (hide)

OR cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

Configuration 4 (hide)

cpe:2.3:a:siemens:sinema_remote_connect_server:*:*:*:*:*:*:*:*

Configuration 5 (hide)

OR cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*
cpe:2.3:a:netapp:hci_baseboard_management_controller:h610c:*:*:*:*:*:*:*
cpe:2.3:a:netapp:hci_baseboard_management_controller:h610s:*:*:*:*:*:*:*
cpe:2.3:a:netapp:hci_baseboard_management_controller:h615c:*:*:*:*:*:*:*
cpe:2.3:a:netapp:oncommand_workflow_automation:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:solidfire_\&_hci_management_node:-:*:*:*:*:*:*:*
History

21 Nov 2024, 06:33

Type Values Removed Values Added
References () http://www.openwall.com/lists/oss-security/2022/01/17/3 - Exploit, Mailing List, Third Party Advisory () http://www.openwall.com/lists/oss-security/2022/01/17/3 - Exploit, Mailing List, Third Party Advisory
References () https://bugzilla.mozilla.org/show_bug.cgi?id=1217609 - Issue Tracking, Permissions Required, Third Party Advisory () https://bugzilla.mozilla.org/show_bug.cgi?id=1217609 - Issue Tracking, Permissions Required, Third Party Advisory
References () https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf - Patch, Third Party Advisory () https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf - Patch, Third Party Advisory
References () https://github.com/libexpat/libexpat/issues/531 - Exploit, Issue Tracking, Patch, Third Party Advisory () https://github.com/libexpat/libexpat/issues/531 - Exploit, Issue Tracking, Patch, Third Party Advisory
References () https://github.com/libexpat/libexpat/pull/534 - Patch, Third Party Advisory () https://github.com/libexpat/libexpat/pull/534 - Patch, Third Party Advisory
References () https://security.gentoo.org/glsa/202209-24 - Third Party Advisory () https://security.gentoo.org/glsa/202209-24 - Third Party Advisory
References () https://security.netapp.com/advisory/ntap-20220121-0004/ - Third Party Advisory () https://security.netapp.com/advisory/ntap-20220121-0004/ - Third Party Advisory
References () https://www.debian.org/security/2022/dsa-5073 - Issue Tracking, Third Party Advisory () https://www.debian.org/security/2022/dsa-5073 - Issue Tracking, Third Party Advisory
References () https://www.tenable.com/security/tns-2022-05 - Third Party Advisory () https://www.tenable.com/security/tns-2022-05 - Third Party Advisory
Information

Published : 2022-01-01 19:15

Updated : 2024-11-21 06:33

NVD link : CVE-2021-45960

Mitre link : CVE-2021-45960

CVE.ORG link : CVE-2021-45960

JSON object : View

Products Affected

debian

  • debian_linux

libexpat_project

  • libexpat

netapp

  • active_iq_unified_manager
  • hci_baseboard_management_controller
  • oncommand_workflow_automation
  • solidfire_\&_hci_management_node

tenable

  • nessus

siemens

  • sinema_remote_connect_server
CWE
CWE-682

Incorrect Calculation