Vulnerability Name:

CVE-2018-20004 (CCN-154101)

Assigned:2018-12-10
Published:2018-12-10
Updated:2020-08-24
Summary:An issue has been found in Mini-XML (aka mxml) 2.12. It is a stack-based buffer overflow in mxml_write_node in mxml-file.c via vectors involving a double-precision floating point number and the '<order type="real">' substring, as demonstrated by testmxml.
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:U/RC:R)
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
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: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
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-787
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2018-20004

Source: XF
Type: UNKNOWN
minixml-cve201820004-dos(154101)

Source: CCN
Type: GitHub Web site
Stack-buffer-overflow in Function mxml_write_node

Source: MISC
Type: Exploit, Third Party Advisory
https://github.com/fouzhe/security/tree/master/mxml#stack-buffer-overflow-in-function-mxml_write_node

Source: CCN
Type: mxml GIT Repository
Mini-XML

Source: MISC
Type: Exploit, Third Party Advisory
https://github.com/michaelrsweet/mxml/issues/233

Source: MLIST
Type: Third Party Advisory
[debian-lts-announce] 20190125 [SECURITY] [DLA 1641-1] mxml security update

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

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

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

    • Configuration 2:
  • cpe:/o:debian:debian_linux:8.0:*:*:*:*:*:*:*

    • Configuration 3:
  • 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:2018200040000000
    V
    		CVE-2018-20004 on Ubuntu 19.04 (disco) - medium.
    2018-12-10
    oval:com.ubuntu.bionic:def:201820004000
    V
    		CVE-2018-20004 on Ubuntu 18.04 LTS (bionic) - medium.
    2018-12-10
    oval:com.ubuntu.cosmic:def:2018200040000000
    V
    		CVE-2018-20004 on Ubuntu 18.10 (cosmic) - medium.
    2018-12-10
    oval:com.ubuntu.cosmic:def:201820004000
    V
    		CVE-2018-20004 on Ubuntu 18.10 (cosmic) - medium.
    2018-12-10
    oval:com.ubuntu.bionic:def:2018200040000000
    V
    		CVE-2018-20004 on Ubuntu 18.04 LTS (bionic) - medium.
    2018-12-10
    oval:com.ubuntu.trusty:def:201820004000
    V
    		CVE-2018-20004 on Ubuntu 14.04 LTS (trusty) - medium.
    2018-12-10
    oval:com.ubuntu.xenial:def:2018200040000000
    V
    		CVE-2018-20004 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-12-10
    oval:com.ubuntu.xenial:def:201820004000
    V
    		CVE-2018-20004 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-12-10
    BACK
    mini-xml_project mini-xml 2.12
    debian debian linux 8.0
    fedoraproject fedora 28
    fedoraproject fedora 29