Security Bulletin: Vulnerabilities in SSL affect IBM DataPower Gateways (CVE-2015-3193, CVE-2015-3195, CVE-2015-1794)

Summary

SSL vulnerabilities were disclosed on December 3rd, 2015. IBM DataPower Gateways has addressed the applicable CVEs.

Vulnerability Details

CVEID: CVE-2015-3193**
DESCRIPTION:** OpenSSL could allow a remote attacker to obtain sensitive information, caused by an error in the x86_64 Montgomery squaring procedure. An attacker with online access to an unpatched system could exploit this vulnerability to obtain private key information.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108502 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-2015-3195**
DESCRIPTION:** OpenSSL could allow a remote attacker to obtain sensitive information, caused by a memory leak in a malformed X509_ATTRIBUTE structure. An attacker could exploit this vulnerability to obtain CMS data and other sensitive information.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108504 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-2015-1794**
DESCRIPTION:** OpenSSL is vulnerable to a denial of service, caused by an error when a client receives a ServerKeyExchange for an anonymous DH ciphersuite with the value of p set to 0. An attacker could exploit this vulnerability to trigger a segfault and cause a denial of service.
CVSS Base Score: 3.7
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108539 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

IBM DataPower Gateways appliances all versions through 7.0.0.12, 7.1.0.9, 7.2.0.5

Remediation/Fixes

Fix is available in versions 7.0.0.13, 7.1.0.10, 7.2.0.6. Refer to APAR IT14321 for version 7.2.0.6 and APAR IT14231 for versions 7.0.0.13 and 7.1.0.10 for URLs to download the fix.

You should verify applying this fix does not cause any compatibility issues.

_For DataPower customers using versions 6.x and earlier versions, IBM recommends upgrading to a fixed, supported version/release/platform of the product. _

Workarounds and Mitigations

None