Vulnerability Name:

CVE-2017-18026 (CCN-137414)

Assigned:2018-01-10
Published:2018-01-10
Updated:2019-10-03
Summary:Redmine before 3.2.9, 3.3.x before 3.3.6, and 3.4.x before 3.4.4 does not block the --config and --debugger flags to the Mercurial hg program, which allows remote attackers to execute arbitrary commands (through the Mercurial adapter) via vectors involving a branch whose name begins with a --config= or --debugger= substring, a related issue to CVE-2017-17536.
CVSS v3 Severity:8.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.7 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
9.8 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/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): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:6.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
10.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-noinfo
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2017-18026

Source: XF
Type: UNKNOWN
redmine-cve201718026-cmd-exec(137414)

Source: MISC
Type: Patch, Third Party Advisory
https://github.com/redmine/redmine/commit/58ed8655136ff2fe5ff7796859bf6a399c76c678

Source: MISC
Type: Patch, Third Party Advisory
https://github.com/redmine/redmine/commit/9d797400eaec5f9fa7ba9507c82d9c18cb91d02e

Source: MISC
Type: Patch, Third Party Advisory
https://github.com/redmine/redmine/commit/ca87bf766cdc70179cb2dce03015d78ec9c13ebd

Source: DEBIAN
Type: Third Party Advisory
DSA-4191

Source: MISC
Type: Permissions Required
https://www.redmine.org/issues/27516

Source: CCN
Type: Redmine Web site
Remote command execution through mercurial adapter

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

Vulnerable Configuration:Configuration 1:
  • cpe:/a:redmine:redmine:*:*:*:*:*:*:*:* (Version < 3.2.9)
  • OR cpe:/a:redmine:redmine:*:*:*:*:*:*:*:* (Version >= 3.3.0 and < 3.3.6)
  • OR cpe:/a:redmine:redmine:*:*:*:*:*:*:*:* (Version >= 3.4.0 and < 3.4.4)

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

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.xenial:def:2017180260000000
    V
    		CVE-2017-18026 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-01-10
    oval:com.ubuntu.artful:def:201718026000
    V
    		CVE-2017-18026 on Ubuntu 17.10 (artful) - untriaged.
    2018-01-10
    oval:com.ubuntu.xenial:def:201718026000
    V
    		CVE-2017-18026 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-01-10
    oval:com.ubuntu.disco:def:2017180260000000
    V
    		CVE-2017-18026 on Ubuntu 19.04 (disco) - medium.
    2018-01-10
    oval:com.ubuntu.bionic:def:201718026000
    V
    		CVE-2017-18026 on Ubuntu 18.04 LTS (bionic) - medium.
    2018-01-10
    oval:com.ubuntu.cosmic:def:2017180260000000
    V
    		CVE-2017-18026 on Ubuntu 18.10 (cosmic) - medium.
    2018-01-10
    oval:com.ubuntu.cosmic:def:201718026000
    V
    		CVE-2017-18026 on Ubuntu 18.10 (cosmic) - medium.
    2018-01-10
    oval:com.ubuntu.bionic:def:2017180260000000
    V
    		CVE-2017-18026 on Ubuntu 18.04 LTS (bionic) - medium.
    2018-01-10
    oval:com.ubuntu.trusty:def:201718026000
    V
    		CVE-2017-18026 on Ubuntu 14.04 LTS (trusty) - medium.
    2018-01-10
    BACK
    redmine redmine *
    redmine redmine *
    redmine redmine *
    debian debian linux 9.0