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HistoryDec 13, 2023 - 9:18 a.m.

Security Bulletin: Security vulnerabilities have been identified in bzip2 shipped with IBM License Metric Tool v9.

2023-12-1309:18:52
www.ibm.com
17
ibm license metric tool
bzip2
vulnerability mitigation
upgrade
denial of service
out-of-bounds write

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.2 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.036 Low

EPSS

Percentile

91.5%

Summary

There are two vulnerabilities in bzip2 shipped with IBM License Metric Tool. Those vulnerabilities have been addressed.

Vulnerability Details

CVEID:CVE-2016-3189
**DESCRIPTION:**Bzip2 is vulnerable to a denial of service, caused by a use-after-free error in the bzip2recover. By persuading a victim to open a specially-crafted bzip2 file, an attacker could exploit this vulnerability to cause the application to crash.
CVSS Base score: 4.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/114307 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID:CVE-2019-12900
**DESCRIPTION:**bzip2 is vulnerable to a denial of service, caused by an out-of-bounds write flaw when there are many selectors in the BZ2_decompress function in decompress.c. By sending a specially-crafted request, a local attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/162822 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

Affected Product(s) Version(s)
IBM License Metric Tool All

Remediation/Fixes

Upgrade to version 9.2.34 or later using the following procedure:

In BigFix console, expand IBM License Reporting (ILMT) node under Sites node in the tree panel.
Click Fixlets and Tasks node. Fixlets and Tasks panel will be displayed on the right.
In the Fixlets and Tasks panel locate Upgrade to the latest version of IBM License Metric Tool 9.x fixlet and run it against the computer that hosts your server.

Workarounds and Mitigations

None

CPENameOperatorVersion
ibm license metric tooleq9.2

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.2 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.036 Low

EPSS

Percentile

91.5%