CVE-2018-16789
Published: 21 March 2019
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.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
shellinabox Launchpad, Ubuntu, Debian |
bionic |
Needs triage
|
| cosmic |
Ignored
(end of life)
|
|
| disco |
Not vulnerable
(2.21)
|
|
| eoan |
Not vulnerable
(2.21)
|
|
| focal |
Not vulnerable
(2.21)
|
|
| groovy |
Not vulnerable
(2.21)
|
|
| hirsute |
Not vulnerable
(2.21)
|
|
| impish |
Not vulnerable
(2.21)
|
|
| jammy |
Not vulnerable
(2.21)
|
|
| kinetic |
Not vulnerable
(2.21)
|
|
| lunar |
Not vulnerable
(2.21)
|
|
| mantic |
Not vulnerable
(2.21)
|
|
| trusty |
Does not exist
(trusty was needs-triage)
|
|
| upstream |
Released
(2.21)
|
|
| xenial |
Needs triage
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.5 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |