CVE-2012-4203
published 2012-11-21CVE-2012-4203: The New Tab page in Mozilla Firefox before 17.0 uses a privileged context for execution of JavaScript code by bookmarklets, which allows user-assisted remote…
PriorityP429medium6.8CVSS 2.0
AVNACMAuNCPIPAP
EPSS
3.26%
87.1th percentile
The New Tab page in Mozilla Firefox before 17.0 uses a privileged context for execution of JavaScript code by bookmarklets, which allows user-assisted remote attackers to run arbitrary programs by leveraging a javascript: URL in a bookmark.
Affected
154 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| mozilla | firefox | <= 16.0.2 | — |
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CVSS provenance
nvdv2.06.8MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
vendor_redhat6.8MEDIUM
vendor_ubuntu4.3MEDIUM
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Ubuntu
Firefox regressions
vendor_ubuntu·2012-12-03·CVSS 4.3
[MEDIUM] Firefox regressions
Title: Firefox regressions
Summary: Regressions were introduced in the last Firefox update.
USN-1638-1 fixed vulnerabilities in Firefox. The new packages introduced
regressions in cookies handling and the User Agent string. This update fixes
the problem.
Original advisory details:
Gary Kwong, Jesse Ruderman, Christian Holler, Bob Clary, Kyle Huey, Ed
Morley, Chris Lord, Boris Zbarsky, Julian Seward, Bill McCloskey, and
Andrew McCreight discovered multiple memory safety issues affecting
Firefox. If the user were tricked into opening a specially crafted page, an
attacker could possibly exploit these to cause a denial of service via
application crash, or potentially execute code with the privileges of the
user invoking Firefox. (CVE-2012-5842, CVE-2012-5843)
Atte Kettunen discovered a bu
Ubuntu
Firefox vulnerabilities
vendor_ubuntu·2012-11-21·CVSS 4.3
CVE-2012-5842 [MEDIUM] Firefox vulnerabilities
Title: Firefox vulnerabilities
Summary: Several security issues were fixed in Firefox.
Gary Kwong, Jesse Ruderman, Christian Holler, Bob Clary, Kyle Huey, Ed
Morley, Chris Lord, Boris Zbarsky, Julian Seward, Bill McCloskey, and
Andrew McCreight discovered multiple memory safety issues affecting
Firefox. If the user were tricked into opening a specially crafted page, an
attacker could possibly exploit these to cause a denial of service via
application crash, or potentially execute code with the privileges of the
user invoking Firefox. (CVE-2012-5842, CVE-2012-5843)
Atte Kettunen discovered a buffer overflow while rendering GIF format
images. An attacker could exploit this to possibly execute arbitrary code
as the user invoking Firefox. (CVE-2012-4202)
It was discovered that the evalInSa
Ubuntu
ubufox update
vendor_ubuntu·2012-11-21·CVSS 4.3
[MEDIUM] ubufox update
Title: ubufox update
Summary: This update provides compatible ubufox packages for the latest Firefox.
USN-1638-1 fixed vulnerabilities in Firefox. This update provides an
updated ubufox package for use with the latest Firefox.
Original advisory details:
Gary Kwong, Jesse Ruderman, Christian Holler, Bob Clary, Kyle Huey, Ed
Morley, Chris Lord, Boris Zbarsky, Julian Seward, Bill McCloskey, and
Andrew McCreight discovered multiple memory safety issues affecting
Firefox. If the user were tricked into opening a specially crafted page, an
attacker could possibly exploit these to cause a denial of service via
application crash, or potentially execute code with the privileges of the
user invoking Firefox. (CVE-2012-5842, CVE-2012-5843)
Atte Kettunen discovered a buffer overflow while renderin
Red Hat
Mozilla: Javascript: URLs run in privileged context on New Tab page (MFSA 2012-95)
vendor_redhat·2012-11-20·CVSS 6.8
CVE-2012-4203 [MEDIUM] Mozilla: Javascript: URLs run in privileged context on New Tab page (MFSA 2012-95)
Mozilla: Javascript: URLs run in privileged context on New Tab page (MFSA 2012-95)
The New Tab page in Mozilla Firefox before 17.0 uses a privileged context for execution of JavaScript code by bookmarklets, which allows user-assisted remote attackers to run arbitrary programs by leveraging a javascript: URL in a bookmark.
Statement: This issue does not affect the version of firefox as shipped with Red Hat Enterprise Linux 5 and 6
Package: firefox (Red Hat Enterprise Linux 5) - Not affected
Package: thunderbird (Red Hat Enterprise Linux 5) - Not affected
Package: firefox (Red Hat Enterprise Linux 6) - Not affected
Package: thunderbird (Red Hat Enterprise Linux 6) - Not affected
GHSA
GHSA-rfmr-q5xq-hg6g: The New Tab page in Mozilla Firefox before 17
ghsa_unreviewed·2022-05-17
CVE-2012-4203 [MEDIUM] GHSA-rfmr-q5xq-hg6g: The New Tab page in Mozilla Firefox before 17
The New Tab page in Mozilla Firefox before 17.0 uses a privileged context for execution of JavaScript code by bookmarklets, which allows user-assisted remote attackers to run arbitrary programs by leveraging a javascript: URL in a bookmark.
No detection rules found.
No public exploits indexed.
http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00021.htmlhttp://lists.opensuse.org/opensuse-security-announce/2013-01/msg00022.htmlhttp://lists.opensuse.org/opensuse-updates/2012-11/msg00090.htmlhttp://lists.opensuse.org/opensuse-updates/2012-11/msg00093.htmlhttp://secunia.com/advisories/51369http://secunia.com/advisories/51434http://secunia.com/advisories/51439http://www.mozilla.org/security/announce/2012/mfsa2012-95.htmlhttp://www.securityfocus.com/bid/56623http://www.ubuntu.com/usn/USN-1638-1http://www.ubuntu.com/usn/USN-1638-2http://www.ubuntu.com/usn/USN-1638-3https://bugzilla.mozilla.org/show_bug.cgi?id=765628https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16503http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00021.htmlhttp://lists.opensuse.org/opensuse-security-announce/2013-01/msg00022.htmlhttp://lists.opensuse.org/opensuse-updates/2012-11/msg00090.htmlhttp://lists.opensuse.org/opensuse-updates/2012-11/msg00093.htmlhttp://secunia.com/advisories/51369http://secunia.com/advisories/51434http://secunia.com/advisories/51439http://www.mozilla.org/security/announce/2012/mfsa2012-95.htmlhttp://www.securityfocus.com/bid/56623http://www.ubuntu.com/usn/USN-1638-1http://www.ubuntu.com/usn/USN-1638-2http://www.ubuntu.com/usn/USN-1638-3https://bugzilla.mozilla.org/show_bug.cgi?id=765628https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16503
2012-11-21
Published