How severe is CVE-2016-8971?

CVE-2016-8971 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2016-8971 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-8971?

CVE-2016-8971 primarily affects Ibm Websphere Mq. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-8971?

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

When was CVE-2016-8971 published?

CVE-2016-8971 was published on 2017-03-07 and last updated on 2026-06-17.

CVE-2016-8971

CVE-2016-8971 is a medium-severity vulnerability in Ibm Websphere Mq with a CVSS 3.x base score of 6.5. 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-119.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 6.8
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Ibm Websphere Mq
Published: 2017-03-07
Last modified: 2026-06-17

Description

IBM WebSphere MQ 8.0 could allow an authenticated user with queue manager permissions to cause a segmentation fault which would result in the box having to be rebooted to resume normal operations. IBM Reference #: 1998663.

Frequently asked questions

What is CVE-2016-8971?: IBM WebSphere MQ 8.0 could allow an authenticated user with queue manager permissions to cause a segmentation fault which would result in the box having to be rebooted to resume normal operations. IBM Reference #: 1998663.
How severe is CVE-2016-8971?: CVE-2016-8971 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2016-8971 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-8971?: CVE-2016-8971 primarily affects Ibm Websphere Mq. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-8971?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-8971 published?: CVE-2016-8971 was published on 2017-03-07 and last updated on 2026-06-17.

References

https://www.ibm.com/support/docview.wss?uid=swg21998663

Affected products (6)

cpe:2.3:a:ibm:websphere_mq:8.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_mq:8.0.0.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_mq:8.0.0.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_mq:8.0.0.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_mq:8.0.0.4:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_mq:8.0.0.5:*:*:*:*:*:*:*

More vulnerabilities in Ibm Websphere Mq

CVE-2009-0896 — Critical (CVSS 10.0): Buffer overflow in the queue manager in IBM WebSphere MQ 6.x before 6.0.2.7 and 7.x before 7.0.1.0 allows remote…
CVE-2007-6044 — Critical (CVSS 10.0): Multiple unspecified vulnerabilities in IBM WebSphere MQ 6.0 have unknown impact and remote attack vectors involving…
CVE-2020-4682 — Critical (CVSS 9.8): IBM MQ 7.5, 8.0, 9.0, 9.1, 9.2 LTS, and 9.2 CD could allow a remote attacker to execute arbitrary code on the system,…
CVE-2018-1998 — High (CVSS 8.8): IBM WebSphere MQ 8.0.0.0 through 9.1.1 could allow a local user to inject code that could be executed with root…
CVE-2018-1792 — High (CVSS 8.8): IBM WebSphere MQ 8.0.0.0 through 8.0.0.10, 9.0.0.0 through 9.0.0.5, 9.0.1 through 9.0.5, and 9.1.0.0 could allow a…
CVE-2009-3160 — High (CVSS 8.8): IBM WebSphere MQ 6.x through 6.0.2.7, 7.0.0.0, 7.0.0.1, 7.0.0.2, and 7.0.1.0, when read ahead or asynchronous message…

All CVEs affecting Ibm Websphere Mq →

Other CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities

CVE-2026-77946 — Critical (CVSS 10.0): A vulnerability was determined in TRENDnet TEW-821DAP 2.2.01b05. Affected by this vulnerability is the function…
CVE-2026-76008 — Critical (CVSS 10.0): A flaw has been found in Comfast CF-N1-S 2.6.0.1. This affects the function get_para_from_uri of the file…
CVE-2026-75784 — Critical (CVSS 10.0): A vulnerability was detected in TRENDnet TEW-WLC100 1v2.07b01. Affected by this issue is the function FUN_0040da4c of…
CVE-2026-74843 — Critical (CVSS 10.0): A vulnerability was determined in Wavlink WN531P3 and WN535M1 V250922. Affected by this vulnerability is the function…
CVE-2026-16367 — Critical (CVSS 10.0): Sandbox escape due to invalid pointer in the Disability Access APIs component. This vulnerability was fixed in Firefox…
CVE-2026-2778 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions in the DOM: Core & HTML component. This vulnerability was fixed in…

Browse all CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities →