CVE-2012-1943: n/a vulnerability

CVE-2012-1943: Untrusted search path vulnerability in Updater.exe in the Windows Updater Service in Mozilla Firefox 12.0,...

Untrusted search path vulnerability in Updater.exe in the Windows Updater Service in Mozilla Firefox 12.0, Thunderbird 12.0, and SeaMonkey 2.9 on Windows allows local users to gain privileges via a Trojan horse wsock32.dll file in an application directory.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 6, 2024, 19:17 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2012-1943 is a legacy local privilege escalation issue in Mozilla’s Windows updater. An attacker already on a Windows system could abuse unsafe DLL search behavior to run code with higher privileges. It affects Firefox 12.0, Thunderbird 12.0, and SeaMonkey 2.9 on Windows. Exposure is most likely limited to legacy Windows endpoints still running Firefox 12.0, Thunderbird 12.0, or SeaMonkey 2.9 with the affected updater service present. Treat this as a legacy hygiene and privilege-escalation risk. It is not evidenced as actively exploited here, but affected software is very old and should be removed or upgraded promptly if found. Mitigation focus: Retire or upgrade affected Mozilla Windows products according to Mozilla advisory guidance.; Inventory Windows systems for Firefox 12.0, Thunderbird 12.0, and SeaMonkey 2.9.; Remove unsupported legacy Mozilla updater components where still present..

Prepared: Jun 24, 2026, 12:34 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Jun 5, 2012, 23:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

3Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
https://bugzilla.mozilla.org/show_bug.cgi?id=750850CVE reference · x_refsource_CONFIRM
oval:org.mitre.oval:def:16924CVE reference · vdb-entry, signature

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

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