VDB
CVE-2018-16789
CVE-2018-16789
PUBLISHED
CVSS 7.5 HIGH
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 5.99% · 92.8th percentile
Risk Scores
CVSS 3.0
7.5
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
5.99%
92.8th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:16.04:LTS | shellinabox | 0, 2.17, 2.18 |
| Ubuntu:18.04:LTS | shellinabox | 0, 2.20, 2.20build1 |
Timeline
- Oct 28, 2018 PoC Published
- Mar 17, 2019 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Dec 28, 2021 EPSS Score
- Mar 1, 2022 EPSS Score
- May 2, 2022 EPSS Score
- Jul 4, 2022 EPSS Score
- Nov 8, 2022 EPSS Score
- Jan 9, 2023 EPSS Score
- Mar 13, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2018-16789 third-party-advisory
- https://github.com/shellinabox/shellinabox/pull/446 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2018-16789 third-party-advisory