// For flags

CVE-2018-1000075

rubygems: Infinite loop vulnerability due to negative size in tar header causes Denial of Service

Severity Score

7.5
*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 infinite loop caused by negative size vulnerability in ruby gem package tar header that can result in a negative size could cause an infinite loop.. 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 un bucle infinito provocado por una vulnerabilidad de tamaño negativo en la cabecera tar del paquete de ruby gem que puede resultar en un tamaño negativo que desemboque en un bucle infinito. La vulnerabilidad parece haber sido solucionada en la versión 2.7.6.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial
* 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
  • 2023-10-07 EPSS Updated
  • 2024-08-05 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop')
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
Debian
Search vendor "Debian"
 Debian Linux
Search vendor "Debian" for product "Debian Linux"
 7.0
Search vendor "Debian" for product "Debian Linux" and version "7.0"
-
Affected