Vulnerability Name:

CVE-2021-31865 (CCN-200953)

Assigned:2021-04-28
Published:2021-04-28
Updated:2022-07-12
Summary:Redmine before 4.0.9, 4.1.x before 4.1.3, and 4.2.x before 4.2.1 allows users to circumvent the allowed filename extensions of uploaded attachments.
CVSS v3 Severity:5.3 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
4.6 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): None
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
4.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-noinfo
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2021-31865

Source: XF
Type: UNKNOWN
redmine-cve202131865-sec-bypass(200953)

Source: MLIST
Type: Mailing List, Third Party Advisory
[debian-lts-announce] 20210513 [SECURITY] [DLA 2658-1] redmine security update

Source: MISC
Type: Vendor Advisory
https://www.redmine.org/news/131

Source: CCN
Type: Redmine Web site
Redmine Security Advisories

Source: MISC
Type: Vendor Advisory
https://www.redmine.org/projects/redmine/wiki/Security_Advisories

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2021-31865

Vulnerable Configuration:Configuration 1:
  • cpe:/a:redmine:redmine:*:*:*:*:*:*:*:* (Version >= 4.1.0 and < 4.1.3)
  • OR cpe:/a:redmine:redmine:*:*:*:*:*:*:*:* (Version >= 4.2.0 and < 4.2.1)
  • OR cpe:/a:redmine:redmine:*:*:*:*:*:*:*:* (Version < 4.0.9)

  • Configuration 2:
  • cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:redmine:redmine:4.1.2:*:*:*:*:*:*:*
  • OR cpe:/a:redmine:redmine:4.0.8:*:*:*:*:*:*:*
  • OR cpe:/a:redmine:redmine:4.2.0:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    redmine redmine *
    redmine redmine *
    redmine redmine *
    debian debian linux 9.0
    redmine redmine 4.1.2
    redmine redmine 4.0.8
    redmine redmine 4.2.0