Vulnerability Name:

CVE-2018-20005 (CCN-154102)

Assigned:2018-12-10
Published:2018-12-10
Updated:2019-04-03
Summary:An issue has been found in Mini-XML (aka mxml) 2.12. It is a use-after-free in mxmlWalkNext in mxml-search.c, as demonstrated by mxmldoc.
CVSS v3 Severity:5.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
4.9 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
3.3 Low (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
2.9 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Low
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
1.7 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-416
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2018-20005

Source: XF
Type: UNKNOWN
minixml-cve201820005-dos(154102)

Source: CCN
Type: GitHub Web site
heap-use-after-free in Function mxmlWalkNext

Source: MISC
Type: Exploit, Third Party Advisory
https://github.com/fouzhe/security/tree/master/mxml#heap-use-after-free-in-function-mxmlwalknext

Source: CCN
Type: mxml GIT Repository
Mini-XML

Source: MISC
Type: Issue Tracking, Third Party Advisory
https://github.com/michaelrsweet/mxml/issues/234

Source: FEDORA
Type: Mailing List, Release Notes, Third Party Advisory
FEDORA-2019-d333d01e08

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2019-f99619e34d

Vulnerable Configuration:Configuration 1:
  • cpe:/a:msweet:mini-xml:2.12:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/o:fedoraproject:fedora:28:*:*:*:*:*:*:*
  • OR cpe:/o:fedoraproject:fedora:29:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.disco:def:2018200050000000
    V
    		CVE-2018-20005 on Ubuntu 19.04 (disco) - medium.
    2018-12-10
    oval:com.ubuntu.bionic:def:201820005000
    V
    		CVE-2018-20005 on Ubuntu 18.04 LTS (bionic) - medium.
    2018-12-10
    oval:com.ubuntu.cosmic:def:2018200050000000
    V
    		CVE-2018-20005 on Ubuntu 18.10 (cosmic) - medium.
    2018-12-10
    oval:com.ubuntu.cosmic:def:201820005000
    V
    		CVE-2018-20005 on Ubuntu 18.10 (cosmic) - medium.
    2018-12-10
    oval:com.ubuntu.bionic:def:2018200050000000
    V
    		CVE-2018-20005 on Ubuntu 18.04 LTS (bionic) - medium.
    2018-12-10
    oval:com.ubuntu.trusty:def:201820005000
    V
    		CVE-2018-20005 on Ubuntu 14.04 LTS (trusty) - medium.
    2018-12-10
    oval:com.ubuntu.xenial:def:2018200050000000
    V
    		CVE-2018-20005 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-12-10
    oval:com.ubuntu.xenial:def:201820005000
    V
    		CVE-2018-20005 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-12-10
    BACK
    msweet mini-xml 2.12
    fedoraproject fedora 28
    fedoraproject fedora 29