How severe is CVE-2012-0201?

CVE-2012-0201 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2012-0201 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 37% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-0201?

CVE-2012-0201 primarily affects Ibm Personal Communications. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-0201?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2012-0201 published?

CVE-2012-0201 was published on 2012-03-02 and last updated on 2026-06-16.

CVE-2012-0201

CVE-2012-0201 is a critical-severity vulnerability in Ibm Personal Communications with a CVSS 2.0 base score of 9.3. Its EPSS exploit-prediction score of 37% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-119.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 37% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Ibm Personal Communications
Published: 2012-03-02
Last modified: 2026-06-16

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.

Frequently asked questions

What is CVE-2012-0201?: 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.
How severe is CVE-2012-0201?: CVE-2012-0201 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2012-0201 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 37% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-0201?: CVE-2012-0201 primarily affects Ibm Personal Communications. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-0201?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2012-0201 published?: CVE-2012-0201 was published on 2012-03-02 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:ibm:personal_communications:5.9.7.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:personal_communications:5.9.7.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:personal_communications:6.0.3.0:*:*:*:*:*:*:*

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