// For flags

CVE-2018-1000079

rubygems: Path traversal issue during gem installation allows to write to arbitrary filesystem locations

Severity Score

5.5
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Directory Traversal vulnerability in gem installation that can result in the gem could write to arbitrary filesystem locations during installation. This attack appear to be exploitable via the victim must install a malicious gem. This vulnerability appears to have been fixed in 2.7.6.

Las versiones de RubyGems de la serie Ruby 2.2: 2.2.9 y anteriores, de la serie Ruby 2.3: 2.3.6 y anteriores, de la serie Ruby 2.4: 2.4.3 y anteriores, y de la serie Ruby 2.5: versiones 2.5.0 y anteriores, anteriores a la revisión del trunk 62422 contiene una vulnerabilidad de salto de directorio en la instalación de gemas que puede resultar en que la gema podría escribir en ubicaciones arbitrarias del sistema de archivos durante la instalación. El ataque parece ser explotable mediante una víctima que instale una gema maliciosa. La vulnerabilidad parece haber sido solucionada en la versión 2.7.6.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2018-02-21 CVE Reserved
  • 2018-03-13 CVE Published
  • 2023-06-05 EPSS Updated
  • 2024-08-05 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Rubygems
Search vendor "Rubygems"
 Rubygems
Search vendor "Rubygems" for product "Rubygems"
 <= 2.2.9
Search vendor "Rubygems" for product "Rubygems" and version " <= 2.2.9"
-
Affected
Rubygems
Search vendor "Rubygems"
 Rubygems
Search vendor "Rubygems" for product "Rubygems"
 <= 2.3.6
Search vendor "Rubygems" for product "Rubygems" and version " <= 2.3.6"
-
Affected
Rubygems
Search vendor "Rubygems"
 Rubygems
Search vendor "Rubygems" for product "Rubygems"
 <= 2.4.3
Search vendor "Rubygems" for product "Rubygems" and version " <= 2.4.3"
-
Affected
Rubygems
Search vendor "Rubygems"
 Rubygems
Search vendor "Rubygems" for product "Rubygems"
 <= 2.5.0
Search vendor "Rubygems" for product "Rubygems" and version " <= 2.5.0"
-
Affected