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CVE-2018-0808

22
FAUCET Score

CVE-2018-0808 is an elevation of privilege vulnerability affecting ASP.NET Core versions 1.0, 1.1, and 2.0, stemming from how these applications handle web requests. With a CVSS score of 7.5 (HIGH), this vulnerability is network-exploitable with low attack complexity, potentially leading to a complete loss of availability. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), it has garnered moderate community discussion and media coverage, indicating awareness within the cybersecurity community.

Impacted Technologies

VendorProductVersion(s)CPE
1.0CPE matchmatch criteria
cpe:2.3:a:microsoft:asp.net_core:1.0:*:*:*:*:*:*:*
1.1CPE matchmatch criteria
cpe:2.3:a:microsoft:asp.net_core:1.1:*:*:*:*:*:*:*
2.0CPE matchmatch criteria
cpe:2.3:a:microsoft:asp.net_core:2.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
7.91%
Probability of exploitation in next 30 days
EPSS Percentile
94.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0791 is in the 90th percentile among its peer group of 51,553 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

microsoftpatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: ASP.NET Core 2.0
View patch

Vendor Advisories (1)

microsoft2018-Mar/CVE-2018-0808Important

ASP.NET Core Denial of Service Vulnerability

Mar 13, 2018

References

portal.msrc.microsoft.com / en-US/security-guidance/advisory/CVE-2018-0808
PatchVendor Advisory
securityfocus.com / bid/103226
Third Party AdvisoryVDB Entry
securitytracker.com / id/1040504
Third Party AdvisoryVDB Entry