CVE-2021-28966

Published on: 07/27/2021 12:00:00 AM UTC

Last Modified on: 09/02/2021 09:15:00 AM UTC

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Certain versions of Windows from Microsoft contain the following vulnerability:

In Ruby through 3.0 on Windows, a remote attacker can submit a crafted path when a Web application handles a parameter with TmpDir.

  • CVE-2021-28966 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as HIGH severity.

CVSS3 Score: 7.5 - HIGH

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
NETWORK LOW NONE NONE
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED NONE HIGH NONE

CVSS2 Score: 5 - MEDIUM

Access
Vector
Access
Complexity
Authentication
NETWORK LOW NONE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
NONE PARTIAL NONE

CVE References

Description Tags Link
August 2021 Ruby Vulnerabilities in NetApp Products | NetApp Product Security security.netapp.com
text/html
URL Logo CONFIRM security.netapp.com/advisory/ntap-20210902-0004/
HackerOne hackerone.com
text/html
URL Logo MISC hackerone.com/reports/1131465

Exploit/POC from Github

PoC for exploiting CVE-2021-28966 : In Ruby through 3.0 on Windows, a remote attacker can submit a crafted path when …

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
Operating
System
MicrosoftWindows-AllAllAll
ApplicationRuby-langRubyAllAllAllAll
  • cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*:
  • cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*:

Social Mentions

Source Title Posted (UTC)
Twitter Icon @rubylandnews Ruby News ➜ CVE-2021-28966: Path traversal in Tempfile on Windows ruby-lang.org/en/news/2021/0… 2021-04-05 14:20:50
Twitter Icon @rubylangorg CVE-2021-28966: Path traversal in Tempfile on Windows ift.tt/2PEvmA1 2021-04-05 14:40:19
Twitter Icon @dev_talk Ruby: CVE-2021-28966: Path traversal in Tempfile on Windows forum.devtalk.com/t/8503 #rubylang #devtalk 2021-04-05 16:01:23
Twitter Icon @ALDAYAF للكشف عن المعلومات الحساسة.الإجراءات الوقائية:يوصي المركز بتحديث النسخ المتأثرة عن طريق الاطلاع على الرابط أدناه:ruby-lang.org/en/news/2021/0… 2021-04-07 05:34:05
Twitter Icon @CVEreport CVE-2021-28966 : In Ruby through 3.0 on #Windows, a remote attacker can submit a crafted path when a Web applicatio… twitter.com/i/web/status/1… 2021-07-27 16:43:40
Twitter Icon @LinInfoSec Ruby - CVE-2021-28966: hackerone.com/reports/1131465 2021-07-30 16:35:15
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