IBM3BE79102A2F18E30974A76F6EEA76AB92CA1A8F7FCB7D3215942A025A80C18BASecurity Bulletin: libXml2 used by IBM InfoSphere Identity Insight has a potential vulnerability (CVE-2021-3518)
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access 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
0.003 Low
EPSS
Percentile
67.2%
Summary
The libXml2 library used by Identity Insight has a potential use-after-free vulnerability that could be exploited by an attacker using a crafted input file.
Vulnerability Details
CVEID:CVE-2021-3518
**DESCRIPTION:**GNOME libxml2 could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free flaw in the xmlXIncludeDoProcess() function in xinclude.c. By sending a specially-crafted file, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base score: 8.6
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/203144 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H)
Affected Products and Versions
| Affected Product(s) | Version(s) |
|---|---|
| IBM InfoSphere Identity Insight | 9.0 |
| IBM InfoSphere Identity Insight | 9.1 |
| IBM InfoSphere Identity Insight | 10.0 |
Remediation/Fixes
This can be resolved by updating the libXml2 library in Identity Insight to version 2.9.11. Please open a support case for Identity Insight support for the replacement library file, at <https://www.ibm.com/mysupport>.
Workarounds and Mitigations
None
| CPE | Name | Operator | Version |
|---|---|---|---|
| infosphere identity insight | eq | 9.0 | |
| infosphere identity insight | eq | 9.1 | |
| infosphere identity insight | eq | 10.0 |
Related
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access 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
0.003 Low
EPSS
Percentile
67.2%