Vulnerability Name:

CVE-2017-18123 (CCN-138694)

Assigned:2018-02-02
Published:2018-02-02
Updated:2018-07-07
Summary:The call parameter of /lib/exe/ajax.php in DokuWiki through 2017-02-19e does not properly encode user input, which leads to a reflected file download vulnerability, and allows remote attackers to run arbitrary programs.
CVSS v3 Severity:8.6 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H)
7.5 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
6.4 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/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): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:9.3 High (CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
7.5 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-20
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2017-18123

Source: XF
Type: UNKNOWN
dokuwiki-cve201718123-code-exec(138694)

Source: MISC
Type: Patch
https://github.com/splitbrain/dokuwiki/commit/238b8e878ad48f370903465192b57c2072f65d86

Source: CCN
Type: DokuWiki GIT Repository
reflected file download vulnerability #2029

Source: MISC
Type: Exploit, Issue Tracking, Third Party Advisory
https://github.com/splitbrain/dokuwiki/issues/2029

Source: MISC
Type: Issue Tracking
https://github.com/splitbrain/dokuwiki/pull/2019

Source: MISC
Type: Permissions Required
https://hackerone.com/reports/238316

Source: MLIST
Type: Issue Tracking, Mailing List, Third Party Advisory
[debian-lts-announce] 20180204 [SECURITY] [DLA 1269-1] dokuwiki security update

Source: MLIST
Type: UNKNOWN
[debian-lts-announce] 20180705 [SECURITY] [DLA 1413-1] dokuwiki security update

Source: MISC
Type: Exploit, Issue Tracking, Patch, Third Party Advisory
https://vulnhive.com/2018/000004

Vulnerable Configuration:Configuration 1:
  • cpe:/a:dokuwiki:dokuwiki:*:*:*:*:*:*:*:* (Version <= 2017-02-19e)

    • Configuration 2:
  • cpe:/o:debian:debian_linux:7.0:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:dokuwiki:dokuwiki:2017-02-19e:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.xenial:def:2017181230000000
    V
    		CVE-2017-18123 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-02-03
    oval:com.ubuntu.artful:def:201718123000
    V
    		CVE-2017-18123 on Ubuntu 17.10 (artful) - untriaged.
    2018-02-03
    oval:com.ubuntu.xenial:def:201718123000
    V
    		CVE-2017-18123 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-02-03
    oval:com.ubuntu.disco:def:2017181230000000
    V
    		CVE-2017-18123 on Ubuntu 19.04 (disco) - medium.
    2018-02-03
    oval:com.ubuntu.bionic:def:201718123000
    V
    		CVE-2017-18123 on Ubuntu 18.04 LTS (bionic) - medium.
    2018-02-03
    oval:com.ubuntu.cosmic:def:2017181230000000
    V
    		CVE-2017-18123 on Ubuntu 18.10 (cosmic) - medium.
    2018-02-03
    oval:com.ubuntu.cosmic:def:201718123000
    V
    		CVE-2017-18123 on Ubuntu 18.10 (cosmic) - medium.
    2018-02-03
    oval:com.ubuntu.bionic:def:2017181230000000
    V
    		CVE-2017-18123 on Ubuntu 18.04 LTS (bionic) - medium.
    2018-02-03
    oval:com.ubuntu.trusty:def:201718123000
    V
    		CVE-2017-18123 on Ubuntu 14.04 LTS (trusty) - medium.
    2018-02-03
    BACK
    dokuwiki dokuwiki *
    debian debian linux 7.0
    dokuwiki dokuwiki 2017-02-19e