Vulnerability in Shellinabox Project

CVE-2018-16789

libhttp/url.c in shellinabox through 2.20 has an implementation flaw in the HTTP request parsing logic. By sending a crafted multipart/form-data HTTP request, an attacker could exploit this to force shellinaboxd into an infinite loop, exhausting available CPU resources and taking the service down.

EPSS: 0.060 (92.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

  • cve@mitre.org (Exploit, Patch, VDB Entry, Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (Exploit, Patch, Mailing List, Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory)
  • cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)

Frequently asked questions

What is CVE-2018-16789?
CVE-2018-16789 is a high-severity vulnerability in Shellinabox Project, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 7.5/10. Published 2019-03-21.
How severe is CVE-2018-16789?
High severity. CVSS v3 base score is 7.5 out of 10.