CVE-2012-0201

critical

Published 2012-03-02 · Modified 2026-04-29

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

10.0

Description

Stack-based buffer overflow in pcspref.dll in pcsws.exe in IBM Personal Communications 5.9.x before 5.9.8 and 6.0.x before 6.0.4 might allow remote attackers to execute arbitrary code via a long profile string in a WorkStation (aka .ws) file.

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.

Metasploit modules

exploit_windows/fileformat/ibm_pcm_ws rank 500

IBM Personal Communications iSeries Access WorkStation 5.9 Profile

Source code queued for fetch — refresh in a moment.

Application impact

Vendor	Product	Versions
ibm	personal_communications	`5.9.7.0`
ibm	personal_communications	`5.9.7.1`
ibm	personal_communications	`6.0.3.0`

References

CWEs

CWE-119

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

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