CVE-2018-0502
Gentoo Linux Security Advisory 201903-02
Severity Score
9.8
*CVSS v3
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
An issue was discovered in zsh before 5.6. The beginning of a #! script file was mishandled, potentially leading to an execve call to a program named on the second line.
Se ha descubierto un problema en versiones anteriores a la 5.6 de zsh. El comienzo de un archivo de script #! se gestionó de manera errónea, lo que podría conducir a una llamada execve a un programa nombrado en la segunda línea.
It was discovered that Zsh incorrectly handled certain scripts. An attacker could possibly use this issue to execute arbitrary code. Richard Maciel Costa discovered that Zsh incorrectly handled certain scripts. An attacker could possibly use this issue to execute arbitrary code.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2017-11-27 CVE Reserved
- 2018-09-05 CVE Published
- 2024-08-05 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-20: Improper Input Validation
CAPEC
References (6)
| URL | Tag | Source |
|---|---|---|
| https://lists.debian.org/debian-lts-announce/2020/12/msg00000.html | Mailing List |
|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://bugs.debian.org/908000 | 2020-12-01 | |
| https://sourceforge.net/p/zsh/code/ci/1c4c7b6a4d17294df028322b70c53803a402233d | 2020-12-01 |
| URL | Date | SRC |
|---|---|---|
| https://security.gentoo.org/glsa/201903-02 | 2020-12-01 | |
| https://usn.ubuntu.com/3764-1 | 2020-12-01 | |
| https://www.zsh.org/mla/zsh-announce/136 | 2020-12-01 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 14.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "14.04" | lts |
Affected
| ||||||
| Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04" | lts |
Affected
| ||||||
| Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 18.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "18.04" | lts |
Affected
| ||||||
| Zsh Search vendor "Zsh" | Zsh Search vendor "Zsh" for product "Zsh" | < 5.6 Search vendor "Zsh" for product "Zsh" and version " < 5.6" | - |
Affected
| ||||||