CVE-2018-25223
CVE-2018-25223 is a critical-severity vulnerability in Ftnapps Crashmail Ii with a CVSS 3.x base score of 9.8. 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: Critical (CVSS 3.x base score 9.8)
- CVSS v4: 9.3
- EPSS exploit prediction: 1% (55th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2018-21704
- Weakness: CWE-787
- Affected product: Ftnapps Crashmail Ii
- Published:
- Last modified:
Description
Crashmail 1.6 contains a stack-based buffer overflow vulnerability that allows remote attackers to execute arbitrary code by sending malicious input to the application. Attackers can craft payloads with ROP chains to achieve code execution in the application context, with failed attempts potentially causing denial of service.
Frequently asked questions
- What is CVE-2018-25223?
- Crashmail 1.6 contains a stack-based buffer overflow vulnerability that allows remote attackers to execute arbitrary code by sending malicious input to the application. Attackers can craft payloads with ROP chains to achieve code execution in the application context, with failed attempts potentially causing denial of service.
- How severe is CVE-2018-25223?
- CVE-2018-25223 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2018-25223 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-25223?
- CVE-2018-25223 affects Ftnapps Crashmail Ii. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-25223?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- Does CVE-2018-25223 have an EU (EUVD) identifier?
- Yes. CVE-2018-25223 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2018-21704.
- When was CVE-2018-25223 published?
- CVE-2018-25223 was published on 2026-03-28 and last updated on 2026-06-17.
References
- http://exploitpack.com
- http://ftnapps.sourceforge.net/crashmail.html
- https://www.exploit-db.com/exploits/44331
- https://www.vulncheck.com/advisories/crashmail-stack-based-buffer-overflow-remote-code-execution
Affected products (1)
- cpe:2.3:a:ftnapps:crashmail_ii:*:*:*:*:*:*:*:*
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