CVE-2018-25222
CVE-2018-25222 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-787.
Key facts
- Severity: High (CVSS 3.x base score 8.4)
- CVSS v4: 8.6
- EPSS exploit prediction: 0% (4th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2018-21702
- Weakness: CWE-787
- Published:
- Last modified:
Description
SC v7.16 contains a stack-based buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying oversized input that exceeds buffer boundaries. Attackers can craft malicious input strings exceeding 1052 bytes to overwrite the instruction pointer and execute shellcode in the application context.
Frequently asked questions
- What is CVE-2018-25222?
- SC v7.16 contains a stack-based buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying oversized input that exceeds buffer boundaries. Attackers can craft malicious input strings exceeding 1052 bytes to overwrite the instruction pointer and execute shellcode in the application context.
- How severe is CVE-2018-25222?
- CVE-2018-25222 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-2018-25222 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2018-25222?
- 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-2018-25222 have an EU (EUVD) identifier?
- Yes. CVE-2018-25222 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2018-21702.
- When was CVE-2018-25222 published?
- CVE-2018-25222 was published on 2026-03-28 and last updated on 2026-06-17.
References
- https://www.exploit-db.com/exploits/44279
- https://www.vulncheck.com/advisories/sc-stack-based-buffer-overflow-remote-code-execution
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