CVE-2012-4524
published 2019-11-21CVE-2012-4524: xlockmore before 5.43 'dclock' security bypass vulnerability
PriorityP344high7.5CVSS 3.1
AVNACLPRNUINSUCNIHAN
EPSS
2.90%
85.4th percentile
xlockmore before 5.43 'dclock' security bypass vulnerability
Affected
5 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| sillycycle | xlockmore | < 5.43 | 5.43 |
| xlockmore | xlockmore | < 5.43 | 5.43 |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:P/A:N
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Bugzilla
CVE-2012-4524 xlockmore: Screensaver crash (screen lock bypass) when 'dclock' mode used
bugzilla·2012-10-18·CVSS 7.5
CVE-2012-4524 [HIGH] CVE-2012-4524 xlockmore: Screensaver crash (screen lock bypass) when 'dclock' mode used
CVE-2012-4524 xlockmore: Screensaver crash (screen lock bypass) when 'dclock' mode used
A denial of service flaw was found in the way xlockmore, X screen lock and screen saver, performed passing arguments to underlying localtime() call, when the 'dlock' mode was used. An attacker could use this flaw to potentially obtain unauthorized access to screen / graphical session, previously locked by another user / victim.
CVE request (containing also patch proposal):
[1] http://www.openwall.com/lists/oss-security/2012/10/17/10
Discussion:
Created attachment 629482
Local copy of the proposed preliminary patch from [1]
---
This issue affects the versions of the xlockmore package, as shipped with Fedora release of 16 and 17. Please schedule an update.
--
This issue affects the version of the
Bugzilla
CVE-2012-4524 xlockmore: Screensaver crash (screen lock bypass) when 'dclock' mode used [fedora-all]
bugzilla·2012-10-18·CVSS 7.5
CVE-2012-4524 [HIGH] CVE-2012-4524 xlockmore: Screensaver crash (screen lock bypass) when 'dclock' mode used [fedora-all]
CVE-2012-4524 xlockmore: Screensaver crash (screen lock bypass) when 'dclock' mode used [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of Fedora.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When creating a Bodhi update request, please use the bodhi submission link
noted in the next comment(s). This will include the bug IDs of this
tracking bug as well as the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
Bodhi notes field when available.
Plea
Bugzilla
CVE-2012-4524 xlockmore: Screensaver crash (screen lock bypass) when 'dclock' mode used [epel-6]
bugzilla·2012-10-18·CVSS 7.5
CVE-2012-4524 [HIGH] CVE-2012-4524 xlockmore: Screensaver crash (screen lock bypass) when 'dclock' mode used [epel-6]
CVE-2012-4524 xlockmore: Screensaver crash (screen lock bypass) when 'dclock' mode used [epel-6]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of Fedora EPEL.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When creating a Bodhi update request, please use the bodhi submission link
noted in the next comment(s). This will include the bug IDs of this
tracking bug as well as the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
Bodhi notes field when available.
epe
http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091108.htmlhttp://lists.fedoraproject.org/pipermail/package-announce/2012-November/091150.htmlhttp://lists.fedoraproject.org/pipermail/package-announce/2012-November/091709.htmlhttp://security.gentoo.org/glsa/glsa-201309-03.xmlhttp://www.openwall.com/lists/oss-security/2012/10/17/12http://www.securityfocus.com/bid/56169https://access.redhat.com/security/cve/cve-2012-4524https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-4524https://exchange.xforce.ibmcloud.com/vulnerabilities/79558https://security-tracker.debian.org/tracker/CVE-2012-4524http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091108.htmlhttp://lists.fedoraproject.org/pipermail/package-announce/2012-November/091150.htmlhttp://lists.fedoraproject.org/pipermail/package-announce/2012-November/091709.htmlhttp://security.gentoo.org/glsa/glsa-201309-03.xmlhttp://www.openwall.com/lists/oss-security/2012/10/17/12http://www.securityfocus.com/bid/56169https://access.redhat.com/security/cve/cve-2012-4524https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-4524https://exchange.xforce.ibmcloud.com/vulnerabilities/79558https://security-tracker.debian.org/tracker/CVE-2012-4524
2019-11-21
Published