CVE-2018-0808
CVE-2018-0808 is a high-severity vulnerability in Microsoft Asp.net Core with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v2: 5.0
- EPSS exploit prediction: 8% (94th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Microsoft Asp.net Core
- Published:
- Last modified:
Description
ASP.NET Core 1.0. 1.1, and 2.0 allow an elevation of privilege vulnerability due to how ASP.NET web applications handle web requests, aka "ASP.NET Core Elevation Of Privilege Vulnerability". This CVE is unique from CVE-2018-0784.
Frequently asked questions
- What is CVE-2018-0808?
- ASP.NET Core 1.0. 1.1, and 2.0 allow an elevation of privilege vulnerability due to how ASP.NET web applications handle web requests, aka "ASP.NET Core Elevation Of Privilege Vulnerability". This CVE is unique from CVE-2018-0784.
- How severe is CVE-2018-0808?
- CVE-2018-0808 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2018-0808 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-0808?
- CVE-2018-0808 primarily affects Microsoft Asp.net Core. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2018-0808?
- 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.
- When was CVE-2018-0808 published?
- CVE-2018-0808 was published on 2018-03-14 and last updated on 2026-06-17.
References
- http://www.securityfocus.com/bid/103226
- http://www.securitytracker.com/id/1040504
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0808
Affected products (3)
- cpe:2.3:a:microsoft:asp.net_core:1.0:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:asp.net_core:1.1:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:asp.net_core:2.0:*:*:*:*:*:*:*
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