CVE-2020-5214
Published: 28 January 2020
In NetHack before 3.6.5, detecting an unknown configuration file option can cause a buffer overflow resulting in a crash or remote code execution/privilege escalation. This vulnerability affects systems that have NetHack installed suid/sgid and shared systems that allow users to upload their own configuration files. Users should upgrade to NetHack 3.6.5.
Notes
| Author | Note |
|---|---|
| msalvatore | Nethack is installed sgid games, but not suid or sgid root. |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
nethack Launchpad, Ubuntu, Debian |
bionic |
Needed
|
| eoan |
Ignored
(end of life)
|
|
| focal |
Needed
|
|
| groovy |
Not vulnerable
(3.6.6-1)
|
|
| hirsute |
Not vulnerable
(3.6.6-1)
|
|
| impish |
Not vulnerable
(3.6.6-1)
|
|
| jammy |
Not vulnerable
(3.6.6-1)
|
|
| kinetic |
Not vulnerable
(3.6.6-1)
|
|
| lunar |
Not vulnerable
(3.6.6-1)
|
|
| mantic |
Not vulnerable
(3.6.6-1)
|
|
| trusty |
Does not exist
|
|
| upstream |
Released
(3.6.5)
|
|
| xenial |
Not vulnerable
(code not present)
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 9.8 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |