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The remote Scientific Linux host is missing one or more security
Mozilla Firefox is an open source web browser. XULRunner provides the
XUL Runtime environment for Mozilla Firefox.
A web page containing malicious content could cause Firefox to crash
or, potentially, execute arbitrary code with the privileges of the
user running Firefox. (CVE-2012-1948, CVE-2012-1951, CVE-2012-1952,
CVE-2012-1953, CVE-2012-1954, CVE-2012-1958, CVE-2012-1962,
A malicious web page could bypass same-compartment security wrappers
(SCSW) and execute arbitrary code with chrome privileges.
A flaw in the context menu functionality in Firefox could allow a
malicious website to bypass intended restrictions and allow a
cross-site scripting attack. (CVE-2012-1966)
A page different to that in the address bar could be displayed when
dragging and dropping to the address bar, possibly making it easier
for a malicious site or user to perform a phishing attack.
A flaw in the way Firefox called history.forward and history.back
could allow an attacker to conceal a malicious URL, possibly tricking
a user into believing they are viewing a trusted site. (CVE-2012-1955)
A flaw in a parser utility class used by Firefox to parse feeds (such
the privileges of the user running Firefox. This issue could have
affected other browser components or add-ons that assume the class
returns sanitized input. (CVE-2012-1957)
A flaw in the way Firefox handled X-Frame-Options headers could allow
a malicious website to perform a clickjacking attack. (CVE-2012-1961)
A flaw in the way Content Security Policy (CSP) reports were generated
by Firefox could allow a malicious web page to steal a victim's OAuth
2.0 access tokens and OpenID credentials. (CVE-2012-1963)
A flaw in the way Firefox handled certificate warnings could allow a
man-in-the-middle attacker to create a crafted warning, possibly
tricking a user into accepting an arbitrary certificate as trusted.
output filtering to be bypassed, possibly leading to a cross-site
scripting attack. (CVE-2012-1965)
The a previous nss update introduced a mitigation for the
CVE-2011-3389 flaw. For compatibility reasons, it remains disabled by
default in the nss packages. This update makes Firefox enable the
mitigation by default. It can be disabled by setting the
NSS_SSL_CBC_RANDOM_IV environment variable to 0 before launching
For technical details regarding these flaws, refer to the Mozilla
security advisories for Firefox 10.0.6 ESR.
All Firefox users should upgrade to these updated packages, which
contain Firefox version 10.0.6 ESR, which corrects these issues. After
installing the update, Firefox must be restarted for the changes to
See also :
Update the affected packages.
Risk factor :
Critical / CVSS Base Score : 10.0
Family: Scientific Linux Local Security Checks
Nessus Plugin ID: 61364 ()
CVE ID: CVE-2012-1948CVE-2012-1950CVE-2012-1951CVE-2012-1955CVE-2012-1957CVE-2012-1958CVE-2012-1959CVE-2012-1961CVE-2012-1962CVE-2012-1963CVE-2012-1964CVE-2012-1965CVE-2012-1966CVE-2012-1967
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