How severe is CVE-2016-2953?

CVE-2016-2953 has a CVSS 3.x base score of 3.7, rated low severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2016-2953 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-2953?

CVE-2016-2953 primarily affects Ibm Connections. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-2953?

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

When was CVE-2016-2953 published?

CVE-2016-2953 was published on 2016-11-30 and last updated on 2026-06-17.

CVE-2016-2953

CVE-2016-2953 is a low-severity vulnerability in Ibm Connections with a CVSS 3.x base score of 3.7. 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-310.

Key facts

Severity: Low (CVSS 3.x base score 3.7)
CVSS v2: 4.3
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-310
Affected product: Ibm Connections
Published: 2016-11-30
Last modified: 2026-06-17

Description

IBM Connections 4.0 through CR4, 4.5 through CR5, and 5.0 before CR4 does not require SSL, which allows remote attackers to obtain sensitive cleartext information by sniffing the network.

Frequently asked questions

What is CVE-2016-2953?: IBM Connections 4.0 through CR4, 4.5 through CR5, and 5.0 before CR4 does not require SSL, which allows remote attackers to obtain sensitive cleartext information by sniffing the network.
How severe is CVE-2016-2953?: CVE-2016-2953 has a CVSS 3.x base score of 3.7, rated low severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2016-2953 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-2953?: CVE-2016-2953 primarily affects Ibm Connections. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-2953?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-2953 published?: CVE-2016-2953 was published on 2016-11-30 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:ibm:connections:4.0.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:connections:4.5.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:connections:5.0.0.0:*:*:*:*:*:*:*

More vulnerabilities in Ibm Connections

CVE-2016-3007 — High (CVSS 8.8): Cross-site request forgery (CSRF) vulnerability in IBM Connections 4.x through 4.5 CR5, 5.0 before CR4, and 5.5 before…
CVE-2015-5038 — High (CVSS 7.5): IBM Connections 3.x before 3.0.1.1 CR3, 4.0 before CR4, 4.5 before CR5, and 5.0 before CR3 does not properly detect…
CVE-2017-1748 — Medium (CVSS 6.8): IBM Connections 5.0, 5.5, and 6.0 could allow a remote attacker to conduct phishing attacks, using an open redirect…
CVE-2015-7461 — Medium (CVSS 6.5): XML external entity (XXE) vulnerability in IBM Connections 3.0.1.1 and earlier, 4.0, 4.5, and 5.0 before CR4 allows…
CVE-2016-2999 — Medium (CVSS 6.5): IBM Connections 4.x through 4.5 CR5, 5.0 before CR4, and 5.5 before CR1 allows remote authenticated users to obtain…
CVE-2014-0929 — Medium (CVSS 6.0): Cross-site request forgery (CSRF) vulnerability in the Profiles component in IBM Connections through 3.0.1.1 CR3 allows…

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CVE-2013-6952 — Critical (CVSS 10.0): The Belkin WeMo Home Automation firmware before 3949 has a hardcoded GPG key, which makes it easier for remote…
CVE-2013-6838 — Critical (CVSS 10.0): An unspecified Enghouse Interactive Professional Services "addon product" in Enghouse Interactive IVR Pro (VIP2000)…
CVE-2013-0137 — Critical (CVSS 10.0): The default configuration of the Digital Alert Systems DASDEC EAS device before 2.0-2 and the Monroe Electronics R189…
CVE-2011-5123 — Critical (CVSS 10.0): The Antivirus component in Comodo Internet Security before 5.3.175888.1227 does not check whether X.509 certificates in…

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