Security Bulletin
Summary
IBM API Connect has addressed the following vulnerabilities.
PHP is vulnerable to a denial of service, caused by a NULL pointer dereference in ext/ldap/ldap.c. By sending specially crafted data, an attacker could exploit this vulnerability to mishandle the ldap_get_dn return value and cause a denial of service.
PHP is vulnerable to a denial of service, caused by the failure to reject invalid multibyte sequences by the iconv stream filter in ext/iconv/iconv.c. An attacker could exploit this vulnerability to cause the application to enter into an infinite loop.
Vulnerability Details
CVEID: CVE-2018-10548
DESCRIPTION: PHP is vulnerable to a denial of service, caused by a NULL pointer dereference in ext/ldap/ldap.c. By sending specially crafted data, an attacker could exploit this vulnerability to mishandle the ldap_get_dn return value and cause a denial of service.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/142565 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)
CVEID: CVE-2018-10546
DESCRIPTION: PHP is vulnerable to a denial of service, caused by the failure to reject invalid multibyte sequences by the iconv stream filter in ext/iconv/iconv.c. An attacker could exploit this vulnerability to cause the application to enter into an infinite loop.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/142567 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:H)
Affected Products and Versions
Affected API Connect | Affected Versions |
| IBM API Connect | 5.0.0.0-5.0.8.3 |
Remediation/Fixes
|
IBM API Connect | 5.0.8.3 iFix | LI80188 | Addressed in IBM API Connect V5.0.8.3 iFix. Follow this link and find the "APIConnect-Portal" package dated on or after 2018/06/13. https://www-945.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm%7EWebSphere&product=ibm/WebSphere/IBM+API+Connect&release=5.0.8.3&platform=All&function=all |
Workarounds and Mitigations
None
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References
Change History
23 June 2018: original document 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:
22 June 2018
UID
swg22017510