Vulnerability Name:

CVE-2017-5992 (CCN-122130)

Assigned:2017-02-07
Published:2017-02-07
Updated:2017-02-17
Summary:Openpyxl 2.4.1 resolves external entities by default, which allows remote attackers to conduct XXE attacks via a crafted .xlsx document.
CVSS v3 Severity:8.2 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:H)
7.1 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/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): None
Availibility (A): High
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
4.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/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): None
Availibility (A): None
CVSS v2 Severity:5.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): Partial
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-611
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2017-5992

Source: CCN
Type: oss-sec Mailing List, Tue, 7 Feb 2017 09:57:39 +0000 (UTC)
CVE request: XXE in Openpyxl

Source: CONFIRM
Type: Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/02/07/5

Source: CCN
Type: Openpyxl GIT Repository
Disable entity resolution of the XML parser

Source: CONFIRM
Type: Issue Tracking, Third Party Advisory
https://bitbucket.org/openpyxl/openpyxl/commits/3b4905f428e1

Source: CONFIRM
Type: Issue Tracking, Third Party Advisory
https://bitbucket.org/openpyxl/openpyxl/issues/749

Source: CONFIRM
Type: Issue Tracking, Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=854442

Source: XF
Type: UNKNOWN
openpyxl-cve20175992-xxe-info-disc(122130)

Vulnerable Configuration:Configuration 1:
  • cpe:/a:python:openpyxl:2.4.1:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:20175992
    V
    		CVE-2017-5992
    2022-06-30
    oval:org.opensuse.security:def:113279
    P
    		python36-openpyxl-3.0.7-1.2 on GA media (Moderate)
    2022-01-17
    oval:org.opensuse.security:def:106691
    P
    		python36-openpyxl-3.0.7-1.2 on GA media (Moderate)
    2021-10-01
    oval:com.ubuntu.cosmic:def:201759920000000
    V
    		CVE-2017-5992 on Ubuntu 18.10 (cosmic) - medium.
    2017-02-15
    oval:com.ubuntu.artful:def:20175992000
    V
    		CVE-2017-5992 on Ubuntu 17.10 (artful) - medium.
    2017-02-15
    oval:com.ubuntu.trusty:def:20175992000
    V
    		CVE-2017-5992 on Ubuntu 14.04 LTS (trusty) - medium.
    2017-02-15
    oval:com.ubuntu.bionic:def:201759920000000
    V
    		CVE-2017-5992 on Ubuntu 18.04 LTS (bionic) - medium.
    2017-02-15
    oval:com.ubuntu.bionic:def:20175992000
    V
    		CVE-2017-5992 on Ubuntu 18.04 LTS (bionic) - medium.
    2017-02-15
    oval:com.ubuntu.xenial:def:20175992000
    V
    		CVE-2017-5992 on Ubuntu 16.04 LTS (xenial) - medium.
    2017-02-15
    oval:com.ubuntu.xenial:def:201759920000000
    V
    		CVE-2017-5992 on Ubuntu 16.04 LTS (xenial) - medium.
    2017-02-15
    oval:com.ubuntu.cosmic:def:20175992000
    V
    		CVE-2017-5992 on Ubuntu 18.10 (cosmic) - medium.
    2017-02-15
    oval:com.ubuntu.disco:def:201759920000000
    V
    		CVE-2017-5992 on Ubuntu 19.04 (disco) - medium.
    2017-02-15
    oval:com.ubuntu.precise:def:20175992000
    V
    		CVE-2017-5992 on Ubuntu 12.04 LTS (precise) - medium.
    2017-02-15
    BACK
    python openpyxl 2.4.1