Security Bulletin
Summary
Multiple vulnerabilities exist in PCRE v5.x, shipped with IBM Tivoli Network Manager IP Edition. Therefore PCRE 8.38 has been upgraded in IBM Tivoli Network Manager IP Edition.
Vulnerability Details
CVEID: CVE-2015-3210
DESCRIPTION: PCRE is vulnerable to a heap-based buffer overflow. By sending a specially-crafted regular expression, an attacker could overflow a buffer and execute arbitrary code on the system.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/103511 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:P/I:P/A:P)
CVEID: CVE-2015-8389
DESCRIPTION: PCRE could allow a remote attacker to execute arbitrary code on the system, caused by the mishandling of patterns. 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: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108458 for the current score
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-2015-8390
DESCRIPTION: PCRE could allow a remote attacker to execute arbitrary code on the system, caused by the mishandling of substrings in character classes. 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: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108457 for the current score
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-2015-8391
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: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108456 for the current score
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-2015-8392
DESCRIPTION: PCRE is vulnerable to a heap-based buffer overflow, caused by the improper handling of certain instances of the (?| substring. 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: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108455 for the current score
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-2015-8393
DESCRIPTION: PCRE could allow a remote attacker to obtain sensitive information, caused by the mishandling of the -q option for binary files by pcregrep. An attacker could exploit this vulnerability using a specially crafted file to obtain sensitive information.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108454 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
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: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108467 for the current score
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-2015-8381
DESCRIPTION: PCRE is vulnerable to a heap-based buffer overflow, caused by the improper handling of patterns with certain group references by the compile_regex 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: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108466 for the current score
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: 6.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108465 for the current score
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-2015-8383
DESCRIPTION: PCRE is vulnerable to a heap-based buffer overflow, caused by the improper handling of certain repeated conditional groups. 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: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108464 for the current score
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-2015-8384
DESCRIPTION: PCRE is vulnerable to a heap-based buffer overflow, caused by the improper handling of pattern and related patterns with certain recursive back references. 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: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108463 for the current score
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-2015-8385
DESCRIPTION: PCRE is vulnerable to a heap-based buffer overflow, caused by the improper handling of pattern and related patterns with certain forward references. 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: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108462 for the current score
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-2015-8386
DESCRIPTION: PCRE is vulnerable to a heap-based buffer overflow, caused by the improper handling of the interaction of lookbehind assertions and mutually recursive subpatterns. 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: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108461 for the current score
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-2015-8394
DESCRIPTION: PCRE could allow a remote attacker to execute arbitrary code on the system, caused by the mishandling of digits. 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: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108453 for the current score
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-2015-8395
DESCRIPTION: PCRE could allow a remote attacker to execute arbitrary code on the system, caused by the mishandling of certain references. 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: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108452 for the current score
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-2015-8387
DESCRIPTION: PCRE could allow a remote attacker to execute arbitrary code on the system, caused by an integer overflow when subroutine calls are mishandled. 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: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108460 for the current score
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-2015-8388
DESCRIPTION: PCRE is vulnerable to a heap-based buffer overflow, caused by the improper handling ofpattern and related patterns with an unmatched closing parenthesis. 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: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108459 for the current score
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
| AffectedProduct | VRMF | APAR | Remediation/First Fix |
| Tivoli Network Manager IP Edition | 3.8.0.7 | IV81816 | Tivoli Network Manager IP Edition 3.8 FP7 PCRE Interim Fix |
| Tivoli Network Manager IP Edition | 3.9.0.4/IF01 | IV81816 | Tivoli Network Manager IP Edition 3.9 FP4 PCRE Interim Fix |
| Tivoli Network Manager IP Edition | 4.1 | IV81816 | Tivoli Network Manager IP Edition 4.1.0 PCRE Interim Fix |
| Tivoli Network Manager IP Edition | 4.1.1.1 | IV81816 | Tivoli Network Manager IP Edition 4.1.1 FP1 PCRE Interim Fix |
| Tivoli Network Manager IP Edition | 4.2 | IV81816 | Download Tivoli Network Manager IP Edition 4.2 IF02 from Fix Central |
Workarounds and Mitigations
None
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References
Change History
29 April 2016: Original document published
2 May 2016: Updated CVEIDs hyperlinked to the correct mitre web page.
9 May 2016: Updated change history
10 May 2016: Term & conditions removed.
15 June 2016: CVEID: CVE-2015-3210 and CVSSv2 added.
*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 June 2018
UID
swg21974625