CVE-2017-12627: Null Pointer Dereference
First published: Thu Mar 01 2018(Updated: )
Apache Xerces-C XML Parser library is vulnerable to a denial of service, caused by a NULL pointer dereference when processing external DTD paths. A remote attacker could exploit this vulnerability to cause a denial of service.
Credit: security@apache.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| IBM Cognos Analytics | <=12.0.0-12.0.3 | |
| IBM Cognos Analytics | <=11.2.0-11.2.4 FP4 | |
| Apache Xerces-C++ | <3.2.1 |
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Reference Links
- http://seclists.org/oss-sec/2018/q1/203
- http://www.securityfocus.com/bid/103219
- http://xerces.apache.org/xerces-c/secadv/CVE-2017-12627.txt
- https://kc.mcafee.com/corporate/index?page=content&id=SB10365
- https://lists.debian.org/debian-lts-announce/2018/03/msg00032.html
- https://www.ibm.com/support/pages/node/7177223 (Advisory)
Frequently Asked Questions
What is the severity of CVE-2017-12627?
CVE-2017-12627 has been assigned a medium severity level due to its potential for denial of service when processing external DTD paths.
How do I fix CVE-2017-12627?
To fix CVE-2017-12627, update Apache Xerces-C XML Parser to version 3.2.1 or later.
Which versions of Apache Xerces-C are affected by CVE-2017-12627?
Apache Xerces-C XML Parser versions before 3.2.1 are affected by CVE-2017-12627.
Can CVE-2017-12627 be exploited remotely?
Yes, a remote attacker could exploit CVE-2017-12627 to cause a denial of service.
What software products are impacted by CVE-2017-12627?
CVE-2017-12627 impacts IBM Cognos Analytics versions up to 12.0.3 and 11.2.4 FP4, along with all versions of Apache Xerces-C++ before 3.2.1.
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- version/ibm cognos analytics/12.0.0-12.0.3
- version/ibm cognos analytics/11.2.0-11.2.4 fp4
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- canonical/apache xerces-c++