Security Bulletin: Security Vulnerability in Apache Tika used by Content Collector for Email in Content Search Services container (affected, not vulnerable)

Summary

In Apache Tika, a regular expression in the StandardsText class, used by the StandardsExtractingContentHandler could lead to a denial of service caused by backtracking on a specially crafted file. This only affects users who are running the StandardsExtractingContentHandler, which is a non-standard handler. This is fixed in Apache Tika v1.28.3.

Vulnerability Details

CVEID:CVE-2022-30973
**DESCRIPTION:**Apache Tika is vulnerable to a denial of service, caused by a regular expression denial of service (ReDoS) flaw in the StandardsText class in the StandardsExtractingContentHandler. By persuading a victim to open a specially-crafted file, a remote attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/227638 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)

Affected Products and Versions

IBM Enterprise Content Management Text Search - 5.5.4.0 Marked as Invalid

Remediation/Fixes

To resolve these vulnerabilities, install one of the patch sets listed below to upgrade Apache Tika in new ICC release.

5.5.8
5.5.9

| PJ46861
PJ46861| 5.5.8.0-P8CSS-IF002 - 7/27/2022
5.5.9.0-P8CSS-IF001 - 10/26/2022
CP4BA|

21.0.3
22.0.1

| PJ46861
PJ46861| 21.0.3-IF11 - 7/27/2022
22.0.1-IF1 - 7/27/2022

In the above table, the APAR links will provide more information about the fix.

Workarounds and Mitigations

None