Local file inclusion vulnerability in http4s
CVE-2020-5280

7.6HIGH

Key Information:

Vendor

Http4s

Status
Http4s
Vendor
CVE Published:
25 March 2020

What is CVE-2020-5280?

http4s before versions 0.18.26, 0.20.20, and 0.21.2 has a local file inclusion vulnerability. This vulnerability applies to all users of org.http4s.server.staticcontent.FileService, org.http4s.server.staticcontent.ResourceService and org.http4s.server.staticcontent.WebjarService. URI normalization is applied incorrectly. Requests whose path info contain ../ or // can expose resources outside of the configured location. This issue is patched in versions 0.18.26, 0.20.20, and 0.21.2. Note that 0.19.0 is a deprecated release and has never been supported.

Affected Version(s)

http4s < 0.18.26 < 0.18.26

http4s >= 0.19.0, < 0.20.20 < 0.19.0, 0.20.20

http4s >= 0.21.0, < 0.21.2 < 0.21.0, 0.21.2

References

https://github.com/http4s/http4s/security/advisories/GHSA...
x_refsource_CONFIRM
https://github.com/http4s/http4s/commit/250afddbb2e65b70c...
x_refsource_MISC
https://github.com/http4s/http4s/commit/752b3f63a05a31d2d...
x_refsource_MISC

EPSS Score

6% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
7.6
Severity:
HIGH
Confidentiality:
High
Integrity:
Low
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.