How severe is CVE-2015-4942?

CVE-2015-4942 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2015-4942 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-4942?

CVE-2015-4942 primarily affects Ibm Websphere Mq Light. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-4942?

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

When was CVE-2015-4942 published?

CVE-2015-4942 was published on 2016-01-18 and last updated on 2026-06-17.

CVE-2015-4942

CVE-2015-4942 is a medium-severity vulnerability in Ibm Websphere Mq Light with a CVSS 3.x base score of 5.3. 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-399.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Ibm Websphere Mq Light
Published: 2016-01-18
Last modified: 2026-06-17

Description

IBM WebSphere MQ Light 1.x before 1.0.2 allows remote attackers to cause a denial of service (MQXR service crash) via a series of connect and disconnect actions, a different vulnerability than CVE-2015-4943.

Frequently asked questions

What is CVE-2015-4942?: IBM WebSphere MQ Light 1.x before 1.0.2 allows remote attackers to cause a denial of service (MQXR service crash) via a series of connect and disconnect actions, a different vulnerability than CVE-2015-4943.
How severe is CVE-2015-4942?: CVE-2015-4942 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2015-4942 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-4942?: CVE-2015-4942 primarily affects Ibm Websphere Mq Light. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-4942?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-4942 published?: CVE-2015-4942 was published on 2016-01-18 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:ibm:websphere_mq_light:1.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_mq_light:1.0.0.1:*:*:*:*:*:*:*

More vulnerabilities in Ibm Websphere Mq Light

CVE-2015-1987 — High (CVSS 7.8): IBM MQ Light before 1.0.0.2 allows remote attackers to cause a denial of service (disk consumption) via a crafted byte…
CVE-2015-1958 — High (CVSS 7.8): IBM MQ Light before 1.0.0.2 allows remote attackers to cause a denial of service (disk consumption) via a crafted byte…
CVE-2015-1956 — High (CVSS 7.8): IBM MQ Light before 1.0.0.2 allows remote attackers to cause a denial of service (disk consumption) via a crafted byte…
CVE-2015-1955 — High (CVSS 7.8): IBM MQ Light before 1.0.0.2 allows remote attackers to cause a denial of service (CPU consumption) via a crafted byte…
CVE-2015-4943 — Medium (CVSS 5.3): IBM WebSphere MQ Light 1.x before 1.0.2 allows remote attackers to cause a denial of service (MQXR service crash) via a…
CVE-2015-4941 — Medium (CVSS 5.3): IBM WebSphere MQ Light 1.x before 1.0.2 mishandles abbreviated TLS handshakes, which allows remote attackers to cause a…

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Other CWE-399 (Resource Management Errors) vulnerabilities

CVE-2015-8104 — Critical (CVSS 10.0): The KVM subsystem in the Linux kernel through 4.2.6, and Xen 4.3.x through 4.6.x, allows guest OS users to cause a…
CVE-2015-0339 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2015-0335 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2015-0333 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2014-4121 — Critical (CVSS 10.0): Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly parse internationalized…
CVE-2014-0560 — Critical (CVSS 10.0): Use-after-free vulnerability in Adobe Reader and Acrobat 10.x before 10.1.12 and 11.x before 11.0.09 on Windows and OS…

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