CVE-2014-3042

CVE-2014-3042 is a medium-severity vulnerability in Ibm Cics Transaction Server with a CVSS 2.0 base score of 4.0. 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

Description

IBM CICS Transaction Server 3.1, 3.2, 4.1, 4.2, and 5.1 on z/OS does not properly implement CEMT transactions, which allows remote authenticated users to cause a denial of service (storage overlay) by using a 3270 emulator to send an invalid 3270 data stream.

Frequently asked questions

What is CVE-2014-3042?
IBM CICS Transaction Server 3.1, 3.2, 4.1, 4.2, and 5.1 on z/OS does not properly implement CEMT transactions, which allows remote authenticated users to cause a denial of service (storage overlay) by using a 3270 emulator to send an invalid 3270 data stream.
How severe is CVE-2014-3042?
CVE-2014-3042 has a CVSS 2.0 base score of 4.0, rated medium severity.
Is CVE-2014-3042 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-3042?
CVE-2014-3042 primarily affects Ibm Cics Transaction Server. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-3042?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-3042 published?
CVE-2014-3042 was published on 2014-06-10 and last updated on 2026-06-17.

References

Affected products (5)

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

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