How severe is CVE-2018-25307?

CVE-2018-25307 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-2018-25307 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2018-25307?

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-2018-25307 have an EU (EUVD) identifier?

Yes. CVE-2018-25307 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2018-21828.

When was CVE-2018-25307 published?

CVE-2018-25307 was published on 2026-04-29 and last updated on 2026-06-17.

CVE-2018-25307

CVE-2018-25307 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% (5th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2018-21828
Weakness: CWE-120
Published: 2026-04-29
Last modified: 2026-06-17

Description

SysGauge Pro 4.6.12 contains a local buffer overflow vulnerability in the Register function that allows local attackers to overwrite the structured exception handler by supplying a crafted unlock key. Attackers can inject shellcode through the Unlock Key field during registration to execute arbitrary code with application privileges.

Frequently asked questions

What is CVE-2018-25307?: SysGauge Pro 4.6.12 contains a local buffer overflow vulnerability in the Register function that allows local attackers to overwrite the structured exception handler by supplying a crafted unlock key. Attackers can inject shellcode through the Unlock Key field during registration to execute arbitrary code with application privileges.
How severe is CVE-2018-25307?: CVE-2018-25307 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-2018-25307 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2018-25307?: 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-2018-25307 have an EU (EUVD) identifier?: Yes. CVE-2018-25307 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2018-21828.
When was CVE-2018-25307 published?: CVE-2018-25307 was published on 2026-04-29 and last updated on 2026-06-17.

References

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