Security Bulletin: Watson Explorer is affected by Apache PDFBox vulnerabilities (CVE-2021-27807, CVE-2021-27906, CVE-2021-31811, CVE-2021-31812)

Summary

IBM Watson Explorer has addressed the following vulnerabilities in Apache PDFBox.

Vulnerability Details

CVEID:CVE-2021-27807
**DESCRIPTION:**Apache PDFBox is vulnerable to a denial of service, caused by an infinite loop flaw. By persuading a victim to open a specially-crafted .PDF file, a remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base score: 5.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/198451 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)

CVEID:CVE-2021-27906
**DESCRIPTION:**Apache PDFBox is vulnerable to a denial of service, caused by an OutOfMemory-Exception flaw. By persuading a victim to open a specially-crafted .PDF file, a remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base score: 5.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/198452 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)

CVEID:CVE-2021-31811
**DESCRIPTION:**Apache PDFBox is vulnerable to a denial of service, caused by an out-of-memory exception while loading a file. By persuading a victim to open a specially-crafted PDF file, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base score: 5.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/203615 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)

CVEID:CVE-2021-31812
**DESCRIPTION:**Apache PDFBox is vulnerable to a denial of service, caused by an error while loading a file. By persuading a victim to open a specially-crafted PDF file, a remote attacker could exploit this vulnerability to cause the system to enter into an infinite loop.
CVSS Base score: 5.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/203587 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)

Affected Products and Versions

Remediation/Fixes

Follow these steps to upgrade to the required version of PDFBox.

The table reflects product names at the time the specified versions were released. To use the links to Fix Central in this table, you must first log in to the IBM Support: Fix Central site at <http://www.ibm.com/support/fixcentral/&gt;.

12.0.0.0,

12.0.1,

12.0.2.0 - 12.0.2.2, 12.0.3.0 - 12.0.3.5

|

Upgrade to Version 12.0.3.6.

See Watson Explorer Version 12.0.3.6 Foundational Components for download information and instructions.

IBM Watson Explorer DAE
Analytical Components|

12.0.0.0,

12.0.1,

12.0.2.0 - 12.0.2.2, 12.0.3.0 - 12.0.3.5

|

Upgrade to Version 12.0.3.6.

See Watson Explorer Version 12.0.3.6 Analytical Components for download information and instructions.

IBM Watson Explorer DAE
oneWEX
|

12.0.0.0, 12.0.0.1, 12.0.1, 12.0.2.0 - 12.0.2.2, 12.0.3.0 - 12.0.3.5

|

Upgrade to Version 12.0.3.6.

See Watson Explorer Version 12.0.3.6 oneWEX for download information and instructions.

IBM Watson Explorer
Foundational Components| 11.0.0.0 - 11.0.0.3,
11.0.1,
11.0.2.0 - 11.0.2.9|

Upgrade to Version 11.0.2.10.

See Watson Explorer Version 11.0.2.10 Foundational Components for download information and instructions.

IBM Watson Explorer
Analytical Components| 11.0.0.0 - 11.0.0.3,
11.0.1,
11.0.2.0 - 11.0.2.9|

Upgrade to Version 11.0.2.10.

See Watson Explorer Version 11.0.2.10 Analytical Components for download information and instructions.

Workarounds and Mitigations

None