Security Bulletin
Summary
The PCRE pcre_exec buffer overflow vulnerabilities affect IBM Netezza SQL Extensions Toolkit.
Vulnerability Details
CVEID: CVE-2015-8380
DESCRIPTION:
PCRE is vulnerable to a heap-based buffer overflow, caused by the improper handling of a pattern with a \01 string by the pcre_exec function. By using a specially crafted regular expression, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVSS Base Score: 7.300
CVSS Temporal Score: https://exchange.xforce.ibmcloud.com/vulnerabilities/108467 for more information
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
CVEID: CVE-2015-8382
Description:
PCRE could allow a remote attacker to obtain sensitive information, caused by the mishandling of the pattern and related patterns involving (*ACCEPT) by the match function. An attacker could exploit this vulnerability using a specially crafted regular expression to obtain sensitive information or cause a denial of service.
CVSS Base Score: 6.500
CVSS Temporal Score: https://exchange.xforce.ibmcloud.com/vulnerabilities/108465 for more information
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L)
CVEID: CVE-2015-8391
Description: PCRE could allow a remote attacker to execute arbitrary code on the system, caused by the mishandling of certain nesting by the pcre_compile function. An attacker could exploit this vulnerability using a specially crafted regular expression to execute arbitrary code on the system or cause a denial of service.
CVSS Base Score: 7.300
CVSS Temporal Score: https://exchange.xforce.ibmcloud.com/vulnerabilities/108456 for more information
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
Affected Products and Versions
IBM Netezza SQL Extensions Toolkit 7.2.1.0 (and prior releases)
Workarounds and Mitigations
None
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References
Acknowledgement
None
Change History
8 February 2016: Original version published
*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.
Disclaimer
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
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Document Information
Modified date:
17 October 2019
UID
swg21976124