RedHat: RHSA-2015-0884:01 Moderate: novnc security update
Summary
The novnc package provides a VNC client that uses HTML5 (Web Sockets,
Canvas) and includes encryption support.
It was discovered that noVNC did not properly set the 'secure' flag when
issuing cookies. An attacker could use this flaw to intercept cookies via a
man-in-the-middle attack. (CVE-2013-7436)
All novnc users are advised to upgrade to this updated package, which
corrects this issue.
Summary
Solution
Before applying this update, make sure all previously released errata
relevant to your system have been applied.
For details on how to apply this update, refer to:
https://access.redhat.com/articles/11258
References
https://access.redhat.com/security/cve/CVE-2013-7436 https://access.redhat.com/security/updates/classification/#moderate
Package List
Red Hat Enterprise Linux OpenStack Platform 4.0:
Source:
novnc-0.5.1-2.el6ost.src.rpm
noarch:
novnc-0.5.1-2.el6ost.noarch.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
Topic
An updated novnc package that fixes one security issue is now available forRed Hat Enterprise Linux OpenStack Platform 4.0.Red Hat Product Security has rated this update as having Moderate securityimpact. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available from the CVE link in theReferences section.
Topic
Relevant Releases Architectures
Red Hat Enterprise Linux OpenStack Platform 4.0 - noarch
Bugs Fixed
1193451 - CVE-2013-7436 novnc: session hijack through insecurely set session token cookies