CVE-2012-0013

critical

Published 2012-01-10 · Modified 2026-04-29

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CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

10.0

Description

Incomplete blacklist vulnerability in the Windows Packager configuration in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows remote attackers to execute arbitrary code via a crafted ClickOnce application in a Microsoft Office document, related to .application files, aka "Assembly Execution Vulnerability."

Predictions

Exploit likelihood

20%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-19037 local windows verified

Metasploit · 2012-06-11

Microsoft Office - ClickOnce Unsafe Object Package Handling (MS12-005) (Metasploit)

Source code queued for fetch — refresh in a moment.

EDB-18372 local windows

Byoungyoung Lee · 2012-01-14

Microsoft Windows - Assembly Execution (MS12-005)

Source code queued for fetch — refresh in a moment.

Metasploit modules

exploit_windows/fileformat/ms12_005 rank 600

MS12-005 Microsoft Office ClickOnce Unsafe Object Package Handling Vulnerability

Source fetch failed: fetch_error — view the original via the link above.

OS impact

Windows Affected 3 releases

Version	Status	Fixed in
r2	Affected	—
-	Affected	—
—	Affected	—

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.