High severity · published Feb 15, 2017
CVE-2017-5992
Openpyxl 2.4.1 resolves external entities by default, which allows remote attackers to conduct XXE attacks via a crafted .xlsx document
8.2
CVSS
1.4%
EPSS
No
On KEV
Description
Openpyxl 2.4.1 resolves external entities by default, which allows remote attackers to conduct XXE attacks via a crafted .xlsx document.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
None
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 73% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
Openpyxl · Python
2.4.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-5992
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-5992
Mailing List
http://www.openwall.com/lists/oss-security/2017/02/07/5
Issue Tracking
https://bitbucket.org/openpyxl/openpyxl/commits/3b4905f428e1
Issue Tracking
https://bitbucket.org/openpyxl/openpyxl/issues/749
Issue Tracking
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=854442