Vulnerability Details : CVE-2018-3769
ruby-grape ruby gem suffers from a cross-site scripting (XSS) vulnerability via "format" parameter.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2018-3769
- cpe:2.3:a:ruby-grape:grape:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-3769
0.09%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 38 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-3769
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST | |
|
6.1
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
2.8
|
2.7
|
NIST |
CWE ids for CVE-2018-3769
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by:
- nvd@nist.gov (Primary)
- support@hackerone.com (Secondary)
References for CVE-2018-3769
-
https://github.com/ruby-grape/grape/commit/6876b71efc7b03f7ce1be3f075eaa4e7e6de19af
When returning an HTML error, make sure it's safe (#1763) · ruby-grape/grape@6876b71 · GitHubPatch;Third Party Advisory
-
https://github.com/ruby-grape/grape/issues/1762
Default formatter error can cause XSS rendering issue · Issue #1762 · ruby-grape/grape · GitHubExploit;Issue Tracking;Third Party Advisory
-
https://github.com/ruby-grape/grape/pull/1763
When returning an HTML error, make sure it's safe by ctennis · Pull Request #1763 · ruby-grape/grape · GitHubThird Party Advisory
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