CVE-2018-1100
Published: 11 April 2018
zsh through version 5.4.2 is vulnerable to a stack-based buffer overflow in the utils.c:checkmailpath function. A local attacker could exploit this to execute arbitrary code in the context of another user.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
zsh Launchpad, Ubuntu, Debian |
artful |
Ignored
(end of life)
|
| bionic |
Released
(5.4.2-3ubuntu3.1)
|
|
| trusty |
Released
(5.0.2-3ubuntu6.3)
|
|
| upstream |
Released
(5.5-1)
|
|
| xenial |
Released
(5.1.1-1ubuntu2.3)
|
|
|
Patches: upstream: https://sourceforge.net/p/zsh/code/ci/31f72205630687c1cef89347863aab355296a27f/ |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.8 |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | Low |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |