Security Bulletin: IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data is vulnerable to a heap-based buffer overflow in Perl (CVE-2018-18313)

Summary

IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data is vulnerable to a heap-based buffer overflow in Perl, caused by a flaw in the S_grok_bslash_N function in regcomp.c (CVE-2018-18313). This could allow a remote attacker to obtain sensitive information. Perl is included in some of the operators used in IBM Watson Speech. Please read the details for remediation below.

Vulnerability Details

CVEID:CVE-2018-18313
**DESCRIPTION:**Perl could allow a remote attacker to obtain sensitive information, caused by a heap-based buffer overflow in the S_grok_bslash_N function in regcomp.c. By using a specially-crafted regular expression, a remote attacker could exploit this vulnerability to obtain sensitive information.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/153588 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)

Affected Products and Versions

Remediation/Fixes

IBM recommends addressing the vulnerability now by upgrading.

Product(s)| Version(s)
| Remediation/Fix/Instructions
—|—|—
IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data| 4.5.1| The fix in 4.5.1 applies to all versions listed (4.0.0-4.5.0). Version 4.5.1 can be downloaded and installed from:
https://www.ibm.com/docs/en/cloud-paks/cp-data/4.5.x?topic=installing

Workarounds and Mitigations

None