Vulnerability Report

CVE-2021-3516

Title: Oracle Zfs Storage Appliance Kit Memory Corruption

Memory Corruption

Proof Of Concept

PoC Available for CVE-2021-3516

CWE Category CWE-416
Published Date Jun 01, 2021
Modified Date Nov 21, 2024
Exploit Status Available
Score 7.8 CVSS v3.1
Exploit Probability (EPSS)
1.99%

Vulnerability Summary

CVE-2021-3516: 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.

Impacted Vendors

N
netapp 3
R
redhat 1
O
oracle 1
X
xmlsoft 1

Reference Links

https://bugzilla.redhat.com/show_bug.cgi?id=1954225 https://gitlab.gnome.org/GNOME/libxml2/-/commit/1358d157d0bd83be1dfe356a69213df9fac0b539 https://gitlab.gnome.org/GNOME/libxml2/-/issues/230 https://lists.debian.org/debian-lts-announce/2021/05/msg00008.html https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BZOMV5J4PMZAORVT64BKLV6YIZAFDGX6/ https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QVM4UJ3376I6ZVOYMHBNX4GY3NIV52WV/ https://security.gentoo.org/glsa/202107-05 https://security.netapp.com/advisory/ntap-20210716-0005/ https://www.oracle.com/security-alerts/cpujan2022.html https://bugzilla.redhat.com/show_bug.cgi?id=1954225 https://gitlab.gnome.org/GNOME/libxml2/-/commit/1358d157d0bd83be1dfe356a69213df9fac0b539 https://gitlab.gnome.org/GNOME/libxml2/-/issues/230 https://lists.debian.org/debian-lts-announce/2021/05/msg00008.html https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BZOMV5J4PMZAORVT64BKLV6YIZAFDGX6/ https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QVM4UJ3376I6ZVOYMHBNX4GY3NIV52WV/ https://security.gentoo.org/glsa/202107-05 https://security.netapp.com/advisory/ntap-20210716-0005/ https://www.oracle.com/security-alerts/cpujan2022.html
CVSS v3.1
Source Entity [email protected]
Severity HIGH
7.8
Attack Vector
LOCAL
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
6.8
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:M/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2021-3516 Exploits & PoCs (Proof Of Concept)

GitHub https://github.com/dja2TaqkGEEfA45/CVE-2021-3516
View Code
MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector LOCAL
Complexity LOW
Privileges N/A
Interaction REQUIRED
CVSS Vector String CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.