How severe is CVE-2018-25314?

CVE-2018-25314 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-25314 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2018-25314?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2018-25314 have an EU (EUVD) identifier?

Yes. CVE-2018-25314 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2018-21835.

When was CVE-2018-25314 published?

CVE-2018-25314 was published on 2026-04-29 and last updated on 2026-06-17.

CVE-2018-25314

CVE-2018-25314 is a high-severity vulnerability with a CVSS 3.x base score of 8.4. 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-120.

Key facts

Severity: High (CVSS 3.x base score 8.4)
CVSS v4: 8.6
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2018-21835
Weakness: CWE-120
Published: 2026-04-29
Last modified: 2026-06-17

Description

Allok soft WMV to AVI MPEG DVD WMV Converter 4.6.1217 contains a buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying an oversized string in the License Name field. Attackers can craft a malicious input containing shellcode with structured exception handler (SEH) overwrite to bypass protections and execute code with application privileges.

Frequently asked questions

What is CVE-2018-25314?: Allok soft WMV to AVI MPEG DVD WMV Converter 4.6.1217 contains a buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying an oversized string in the License Name field. Attackers can craft a malicious input containing shellcode with structured exception handler (SEH) overwrite to bypass protections and execute code with application privileges.
How severe is CVE-2018-25314?: CVE-2018-25314 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-25314 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2018-25314?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2018-25314 have an EU (EUVD) identifier?: Yes. CVE-2018-25314 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2018-21835.
When was CVE-2018-25314 published?: CVE-2018-25314 was published on 2026-04-29 and last updated on 2026-06-17.

References

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