Security Bulletin
Summary
IBM Rational ClearCase is vulnerable to XML parsing attacks. These attacks could cause a denial of service or execution of code.
Vulnerability Details
CVEID: CVE-2016-0729
DESCRIPTION: Apache Xerces-C XML Parser library is vulnerable to a denial of service, caused by improper bounds checking during processing and error reporting. By sending specially crafted input documents, an attacker could exploit this vulnerability to cause the library to crash or possibly execute arbitrary code on the system.
CVSS Base Score: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/111028 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-2016-4463
DESCRIPTION: Apache Xerces-C XML Parser library is vulnerable to a denial of service, caused by a stack-based buffer overflow when parsing a deeply nested DTD. A remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/114596 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
Affected Products and Versions
ClearCase version | Status |
9.0.1, 9.0.1.1 | Not Affected |
9.0 through 9.0.0.4 | Affected |
8.0.1 through 8.0.1.14 | Affected |
8.0 through 8.0.0.21 | Affected |
7.1.2 through 7.1.2.19 (all fix packs) | Affected |
Remediation/Fixes
The solution is to upgrade to a newer fix pack or release of ClearCase.
Affected Versions | Applying the fix |
9.0 through 9.0.0.4 | Install Rational ClearCase Fix Pack 5 (9.0.0.5) for 9.0 or Rational ClearCase release 9.0.1 |
8.0 through 8.0.0.21 8.0.1 through 8.0.1.14 | Install Rational ClearCase Fix Pack 15 (8.0.1.15) for 8.0.1 |
7.1.2 through 7.1.2.19 (all fix packs) | Customers should upgrade to a fixed, supported version/release of the product. |
Workarounds and Mitigations
None
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References
Change History
13 September 2017: 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:
10 July 2018
UID
swg22002859