Vulnerability Name:

CVE-2017-7489 (CCN-126072)

Assigned:2017-05-15
Published:2017-05-15
Updated:2019-10-03
Summary:In Moodle 2.x and 3.x, remote authenticated users can take ownership of arbitrary blogs by editing an external blog link.
CVSS v3 Severity:6.3 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L)
5.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/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): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): Low
6.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L)
5.5 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/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): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:6.5 Medium (CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
6.5 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-269
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2017-7489

Source: XF
Type: UNKNOWN
moodle-cve20177489-priv-esc(126072)

Source: CCN
Type: Moodle Security Advisory MSA-17-0010
External blog editing takeover

Source: CONFIRM
Type: Patch, Vendor Advisory
https://moodle.org/mod/forum/discuss.php?d=352353

Vulnerable Configuration:Configuration 1:
  • cpe:/a:moodle:moodle:2.7.0:-:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.0:beta:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.0:rc1:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.0:rc2:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.1:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.2:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.3:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.4:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.5:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.6:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.7:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.8:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.9:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.10:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.11:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.12:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.13:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.14:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.15:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.16:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.17:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.18:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.0:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.0.0:beta:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.0.0:rc1:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.0.0:rc2:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.0.0:rc3:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.0.0:rc4:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.0.1:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.0.2:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.0.3:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.0.4:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.0.5:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.0.6:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.0.7:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.0.8:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.1:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.1.0:beta:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.1.0:rc1:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.1.0:rc2:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.1.1:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.1.2:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.1.3:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.1.4:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.2:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.2.0:beta:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.2.0:rc1:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.2.0:rc2:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.2.0:rc3:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.2.0:rc4:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.2.0:rc5:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.2.1:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.2.2:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:moodle:moodle:3.0.0:-:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.1.0:-:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.2.0:-:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.2.2:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.1.5:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:3.0.9:*:*:*:*:*:*:*
  • OR cpe:/a:moodle:moodle:2.7.0:-:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.xenial:def:201774890000000
    V
    CVE-2017-7489 on Ubuntu 16.04 LTS (xenial) - medium.
    2017-05-15
    oval:com.ubuntu.artful:def:20177489000
    V
    CVE-2017-7489 on Ubuntu 17.10 (artful) - medium.
    2017-05-15
    oval:com.ubuntu.xenial:def:20177489000
    V
    CVE-2017-7489 on Ubuntu 16.04 LTS (xenial) - medium.
    2017-05-15
    oval:com.ubuntu.disco:def:201774890000000
    V
    CVE-2017-7489 on Ubuntu 19.04 (disco) - medium.
    2017-05-15
    oval:com.ubuntu.bionic:def:20177489000
    V
    CVE-2017-7489 on Ubuntu 18.04 LTS (bionic) - medium.
    2017-05-15
    oval:com.ubuntu.cosmic:def:201774890000000
    V
    CVE-2017-7489 on Ubuntu 18.10 (cosmic) - medium.
    2017-05-15
    oval:com.ubuntu.cosmic:def:20177489000
    V
    CVE-2017-7489 on Ubuntu 18.10 (cosmic) - medium.
    2017-05-15
    oval:com.ubuntu.bionic:def:201774890000000
    V
    CVE-2017-7489 on Ubuntu 18.04 LTS (bionic) - medium.
    2017-05-15
    oval:com.ubuntu.trusty:def:20177489000
    V
    CVE-2017-7489 on Ubuntu 14.04 LTS (trusty) - medium.
    2017-05-15
    BACK
    moodle moodle 2.7.0
    moodle moodle 2.7.0 beta
    moodle moodle 2.7.0 rc1
    moodle moodle 2.7.0 rc2
    moodle moodle 2.7.1
    moodle moodle 2.7.2
    moodle moodle 2.7.3
    moodle moodle 2.7.4
    moodle moodle 2.7.5
    moodle moodle 2.7.6
    moodle moodle 2.7.7
    moodle moodle 2.7.8
    moodle moodle 2.7.9
    moodle moodle 2.7.10
    moodle moodle 2.7.11
    moodle moodle 2.7.12
    moodle moodle 2.7.13
    moodle moodle 2.7.14
    moodle moodle 2.7.15
    moodle moodle 2.7.16
    moodle moodle 2.7.17
    moodle moodle 2.7.18
    moodle moodle 3.0.0
    moodle moodle 3.0.0 beta
    moodle moodle 3.0.0 rc1
    moodle moodle 3.0.0 rc2
    moodle moodle 3.0.0 rc3
    moodle moodle 3.0.0 rc4
    moodle moodle 3.0.1
    moodle moodle 3.0.2
    moodle moodle 3.0.3
    moodle moodle 3.0.4
    moodle moodle 3.0.5
    moodle moodle 3.0.6
    moodle moodle 3.0.7
    moodle moodle 3.0.8
    moodle moodle 3.1.0
    moodle moodle 3.1.0 beta
    moodle moodle 3.1.0 rc1
    moodle moodle 3.1.0 rc2
    moodle moodle 3.1.1
    moodle moodle 3.1.2
    moodle moodle 3.1.3
    moodle moodle 3.1.4
    moodle moodle 3.2.0
    moodle moodle 3.2.0 beta
    moodle moodle 3.2.0 rc1
    moodle moodle 3.2.0 rc2
    moodle moodle 3.2.0 rc3
    moodle moodle 3.2.0 rc4
    moodle moodle 3.2.0 rc5
    moodle moodle 3.2.1
    moodle moodle 3.2.2
    moodle moodle 3.0
    moodle moodle 3.1
    moodle moodle 3.2
    moodle moodle 3.2.2
    moodle moodle 3.1.5
    moodle moodle 3.0.9
    moodle moodle 2.7