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AUSCERT External Security Bulletin Redistribution
ESB-2014.2145
CTPOS: Multiple vulnerabilities resolved by third party software upgrades
13 November 2014
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AusCERT Security Bulletin Summary
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Product: Juniper CTPOS
Publisher: Juniper Networks
Operating System: Linux variants
Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction
Denial of Service -- Remote/Unauthenticated
Provide Misleading Information -- Remote with User Interaction
Access Confidential Data -- Existing Account
Unauthorised Access -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2014-3470 CVE-2014-0224 CVE-2014-0076
CVE-2010-5107 CVE-2009-3563 CVE-2009-0159
Reference: ASB-2014.0121
ASB-2014.0092
ASB-2014.0079
ASB-2014.0077
ESB-2014.1422
ESB-2014.1357
ESB-2014.1248
ESB-2014.1224
ASB-2014.0069.2
ESB-2014.1225.2
Original Bulletin:
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10660
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2014-11 Security Bulletin: CTPOS: Multiple vulnerabilities resolved by third
party software upgrades
PRODUCT AFFECTED:
CTPOS releases prior to 6.6R2.
PROBLEM:
CTPOS release 6.6R2 addresses vulnerabilities in prior releases with NTP
updated from 4.2.2 to 4.2.6, OpenSSH updated from 5.1 to 6.6 and OpenSSL
updated from 0.9.8w to 0.9.8za. The following is a summary of vulnerabilities
ordered by risk score:
CVE CVSS v2 base score Summary
CVE-2009-0159 6.8 (AV:N/AC:M/Au:N/C:P/I:P/A:P) NTP stack-based buffer overflow that could
allow remote NTP servers to execute arbitrary
code via a crafted response.
CVE-2014-0224 6.8 (AV:N/AC:M/Au:N/C:P/I:P/A:P) OpenSSL man in the middle vulnerability related
to ChangeCipherSpec messages, aka the "CCS Injection"
vulnerability.
CVE-2009-3563 6.4 (AV:N/AC:L/Au:N/C:N/I:P/A:P) NTP denial of service vulnerability.
CVE-2010-5107 5.0 (AV:N/AC:L/Au:N/C:N/I:N/A:P) OpenSSH denial of service (connection-slot exhaustion)
vulnerability due to insecure default configuration.
CVE-2014-0076 4.3 (AV:N/AC:M/Au:N/C:P/I:N/A:N) OpenSSL ECDSA nonce disclosure via cache side-channel
attacks vulnerability.
CVE-2014-3470 4.3 (AV:N/AC:M/Au:N/C:N/I:N/A:P) OpenSSL Denial of service related to anonymous ECDH
cipher suites.
SOLUTION:
All these issues are resolved in CTPOS 6.6R2 (released 20 June 2014) and later
releases.
WORKAROUND:
Limiting access to the device from only trusted hosts would help mitigate or
reduce the risks of exposure to these issues.
IMPLEMENTATION:
CTPOS Releases are available for download from
http://www.juniper.net/support/downloads/.
MODIFICATION HISTORY:
2014-11-12: Initial publication.
RELATED LINKS:
KB16613: Overview of the Juniper Networks SIRT Monthly Security Bulletin
Publication Process
KB16765: In which releases are vulnerabilities fixed?
KB16446: Common Vulnerability Scoring System (CVSS) and Juniper's Security
Advisories
Report a Security Vulnerability - How to Contact the Juniper Networks Security
Incident Response Team
CVSS SCORE:
6.8 (AV:N/AC:M/Au:N/C:P/I:P/A:P)
RISK LEVEL:
Medium
RISK ASSESSMENT:
NTP vulnerability CVE-2009-0159 and OpenSSL vulnerability CVE-2014-0224 have
the highest CVSS v2 base score of 6.8 in this advisory.
ACKNOWLEDGEMENTS:
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