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AUSCERT Security Bulletin
ASB-2010.0135
Vulnerabilities in OpenSSL
3 June 2010
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AusCERT Security Bulletin Summary
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Product: OpenSSL
Operating System: UNIX variants (UNIX, Linux, OSX)
Windows
Impact/Access: Denial of Service -- Unknown/Unspecified
Reduced Security -- Unknown/Unspecified
Resolution: Patch/Upgrade
CVE Names: CVE-2010-1633 CVE-2010-0742
Member content until: Saturday, July 3 2010
OVERVIEW
OpenSSL versions 0.9.8o and 1.0.0a have been released, correcting
two security vulnerabilities.
IMPACT
(CVE-2010-0742)
A vulnerability has been identified in the ASN1 module definition
for CMS that can lead to mishandling of CMS structures. [1]
(CVE-2010-1633)
A vulnerability was identified in the way RSA key verification is
handled. [1]
MITIGATION
It is recommended to update to OpenSSL version 0.9.8o or 1.0.0a,
which are available from the vendor's website. [2]
REFERENCES
[1] OpenSSL Security Advisory [01-Jun-2010]
http://www.openssl.org/news/secadv_20100601.txt
[2] Tarballs
http://www.openssl.org/source/
AusCERT has made every effort to ensure that the information contained
in this document is accurate. However, the decision to use the information
described is the responsibility of each user or organisation. The decision to
follow or act on information or advice contained in this security bulletin is
the responsibility of each user or organisation, and should be considered in
accordance with your organisation's site policies and procedures. AusCERT
takes no responsibility for consequences which may arise from following or
acting on information or advice contained in this security bulletin.
If you believe that your computer system has been compromised or attacked in
any way, we encourage you to let us know by completing the secure National IT
Incident Reporting Form at:
http://www.auscert.org.au/render.html?it=3192
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Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072
Internet Email: auscert@auscert.org.au
Facsimile: (07) 3365 7031
Telephone: (07) 3365 4417 (International: +61 7 3365 4417)
AusCERT personnel answer during Queensland business hours
which are GMT+10:00 (AEST).
On call after hours for member emergencies only.
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