How severe is CVE-2016-0321?

CVE-2016-0321 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2016-0321 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-0321?

CVE-2016-0321 primarily affects Ibm Personal Communications. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-0321?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2016-0321 published?

CVE-2016-0321 was published on 2016-07-17 and last updated on 2026-06-17.

CVE-2016-0321

CVE-2016-0321 is a medium-severity vulnerability in Ibm Personal Communications with a CVSS 3.x base score of 6.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

Severity: Medium (CVSS 3.x base score 6.2)
CVSS v2: 2.1
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Ibm Personal Communications
Published: 2016-07-17
Last modified: 2026-06-17

Description

IBM Personal Communications (aka PCOMM) 6.x before 6.0.17 and 12.x before 12.0.0.1 does not properly restrict credential extraction, which allows local users to discover passwords by leveraging access to the victim account and executing a PowerShell script.

Frequently asked questions

What is CVE-2016-0321?: IBM Personal Communications (aka PCOMM) 6.x before 6.0.17 and 12.x before 12.0.0.1 does not properly restrict credential extraction, which allows local users to discover passwords by leveraging access to the victim account and executing a PowerShell script.
How severe is CVE-2016-0321?: CVE-2016-0321 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2016-0321 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-0321?: CVE-2016-0321 primarily affects Ibm Personal Communications. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-0321?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-0321 published?: CVE-2016-0321 was published on 2016-07-17 and last updated on 2026-06-17.

References

Affected products (18)

cpe:2.3:a:ibm:personal_communications:12.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:personal_communications:6.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:personal_communications:6.0.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:personal_communications:6.0.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:personal_communications:6.0.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:personal_communications:6.0.4:*:*:*:*:*:*:*
cpe:2.3:a:ibm:personal_communications:6.0.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:personal_communications:6.0.6:*:*:*:*:*:*:*
cpe:2.3:a:ibm:personal_communications:6.0.7:*:*:*:*:*:*:*
cpe:2.3:a:ibm:personal_communications:6.0.8:*:*:*:*:*:*:*
cpe:2.3:a:ibm:personal_communications:6.0.9:*:*:*:*:*:*:*
cpe:2.3:a:ibm:personal_communications:6.0.10:*:*:*:*:*:*:*
cpe:2.3:a:ibm:personal_communications:6.0.11:*:*:*:*:*:*:*
cpe:2.3:a:ibm:personal_communications:6.0.12:*:*:*:*:*:*:*
cpe:2.3:a:ibm:personal_communications:6.0.13:*:*:*:*:*:*:*
cpe:2.3:a:ibm:personal_communications:6.0.14:*:*:*:*:*:*:*
cpe:2.3:a:ibm:personal_communications:6.0.15:*:*:*:*:*:*:*
cpe:2.3:a:ibm:personal_communications:6.0.16:*:*:*:*:*:*:*

More vulnerabilities in Ibm Personal Communications

CVE-2012-0201 — Critical (CVSS 9.3): 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…
CVE-2024-25029 — Critical (CVSS 9.0): IBM Personal Communications 14.0.6 through 15.0.1 includes a Windows service that is vulnerable to remote code…
CVE-2025-1095 — High (CVSS 8.8): IBM Personal Communications v14 and v15 include a Windows service that is vulnerable to local privilege escalation…

All CVEs affecting Ibm Personal Communications →

Other CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor) vulnerabilities

CVE-2026-27604 — Critical (CVSS 10.0): FOSSBilling is a free, open-source billing and client management system. Starting in version 0.5.4 and prior to version…
CVE-2026-40965 — Critical (CVSS 10.0): Cloud Foundry UAA versions v76.12.0 through v78.12.0 are vulnerable to a private key exposure. The server contains a…
CVE-2026-42826 — Critical (CVSS 10.0): Exposure of sensitive information to an unauthorized actor in Azure DevOps allows an unauthorized attacker to disclose…
CVE-2025-29270 — Critical (CVSS 10.0): Incorrect access control in the realtime.cgi endpoint of Deep Sea Electronics devices DSE855 v1.1.0 to v1.1.26 allows…
CVE-2025-61481 — Critical (CVSS 10.0): An issue in MikroTik RouterOS v.7.14.2 and SwOS v.2.18 exposes the WebFig management interface over cleartext HTTP by…
CVE-2025-53624 — Critical (CVSS 10.0): The Docusaurus gists plugin adds a page to your Docusaurus instance, displaying all public gists of a GitHub user.…

Browse all CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor) vulnerabilities →