CVE-2012-4524

xlockmore before 5.43 'dclock' security bypass vulnerability

Published: 2019-11-21 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2012-4524 is rated Moderate Risk (53.9/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.67%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2012-4524

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-04-05 0.97% 0.67% -0.30%
2 2025-03-30 1.11% 0.97% -0.15%
3 2025-03-29 — 1.11% —

Full EPSS history (6 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2012-4524

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:N)
Service keeps running; no real outage angle.
 3.9 3.6 [email protected]
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:P/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2012-4524

OS Trackers for CVE-2012-4524

vendor priority summary link
gentoo normal CVE-2012-4524: 1 GLSA(s) (201309-03), 1 atom(s) (x11-misc/xlockmore); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2012-4524
ubuntu medium CVE-2012-4524 medium priority: Ubuntu including 1 source packages (xlockmore), 16 status rows across 16 suites (hardy, lucid, natty, oneiric, precise, quantal, raring, saucy, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): DNE 9, ignored 6, released 1. https://ubuntu.com/security/CVE-2012-4524

Affected software / configurations for CVE-2012-4524

Vendor Product Version Raw CPE
sillycycle xlockmore < 5.43 cpe:2.3:a:sillycycle:xlockmore:*:*:*:*:*:*:*:*
fedoraproject fedora 16 cpe:2.3:o:fedoraproject:fedora:16:*:*:*:*:*:*:*
fedoraproject fedora 17 cpe:2.3:o:fedoraproject:fedora:17:*:*:*:*:*:*:*
fedoraproject fedora 18 cpe:2.3:o:fedoraproject:fedora:18:*:*:*:*:*:*:*

References for CVE-2012-4524

URL Tags
http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091108.html Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091150.html Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091709.html Third Party Advisory
http://security.gentoo.org/glsa/glsa-201309-03.xml Third Party Advisory
http://www.openwall.com/lists/oss-security/2012/10/17/12 Mailing List Patch Third Party Advisory
http://www.securityfocus.com/bid/56169 Third Party Advisory VDB Entry
https://access.redhat.com/security/cve/cve-2012-4524 Broken Link
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-4524 Issue Tracking Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/79558 Third Party Advisory VDB Entry
https://security-tracker.debian.org/tracker/CVE-2012-4524 Third Party Advisory
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