Security Bulletin: Vulnerabilities in OpenSource Apache Tomcat affecting IBM Algo One - Core (CVE-2015-5345 and CVE-2015-5346)

Summary

Apache Tomcat could allow a remote attacker to obtain sensitive information, caused by an error when accessing a protected directory. By redirecting to the URL, an attacker could exploit this vulnerability to determine the presence of a directory affecting IBM Algo One - Core.

Vulnerability Details

CVEID: CVE-2015-5345**
DESCRIPTION:** Apache Tomcat could allow a remote attacker to obtain sensitive information, caused by an error when accessing a protected directory. By redirecting to the URL, an attacker could exploit this vulnerability to determine the presence of a directory.
CVSS Base Score: 5.3
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/110857&gt; 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-2015-5346**
DESCRIPTION:** Apache Tomcat could allow a remote attacker to hijack a valid user’s session, caused by the failure to recycle the requestedSessionSSL field when recycling the Request object to use for a new request. By persuading a victim to visit a specially-crafted link and log into the application, a remote attacker could exploit this vulnerability to hijack another user’s account and possibly launch further attacks on the system.
CVSS Base Score: 4.3
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/110854&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N)

Affected Products and Versions

IBM Algo One Core 4.9.0 and Algo One Core 5.0.0.

Remediation/Fixes

Product

| Patch Number| Download URL
—|—|—
Algo One Core| 490-211| http://www.ibm.com/support/fixcentral/swg/quickorder?parent=ibm~Information+Management&product=ibm/Information+Management/Algo+One&release=All&platform=All&function=fixId&fixids=4.9.0.0-Algo-One-if0211:0&includeSupersedes=0&source=fc&login=true
Algo One Core| 500-186| http://www.ibm.com/support/fixcentral/swg/quickorder?parent=ibm~Information+Management&product=ibm/Information+Management/Algo+One&release=All&platform=All&function=fixId&fixids=5.0.0.0-Algo-One-if0186:0&includeSupersedes=0&source=fc&login=true