CVE-2017-5992 — HIGH (8.2) — White Hats Nepal

Vulnerability Description

Openpyxl 2.4.1 resolves external entities by default, which allows remote attackers to conduct XXE attacks via a crafted .xlsx document.

CVSS Score

8.2

HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Python	Openpyxl	2.4.1

Related Weaknesses (CWE)

CWE-611

References

http://www.openwall.com/lists/oss-security/2017/02/07/5Mailing ListThird Party Advisory
https://bitbucket.org/openpyxl/openpyxl/commits/3b4905f428e1Issue TrackingThird Party Advisory
https://bitbucket.org/openpyxl/openpyxl/issues/749Issue TrackingThird Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=854442Issue TrackingThird Party Advisory
http://www.openwall.com/lists/oss-security/2017/02/07/5Mailing ListThird Party Advisory
https://bitbucket.org/openpyxl/openpyxl/commits/3b4905f428e1Issue TrackingThird Party Advisory
https://bitbucket.org/openpyxl/openpyxl/issues/749Issue TrackingThird Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=854442Issue TrackingThird Party Advisory

FAQ

What is CVE-2017-5992?

CVE-2017-5992 is a vulnerability with a CVSS score of 8.2 (HIGH). Openpyxl 2.4.1 resolves external entities by default, which allows remote attackers to conduct XXE attacks via a crafted .xlsx document.

How severe is CVE-2017-5992?

CVE-2017-5992 has been rated HIGH with a CVSS base score of 8.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-5992?

Check the references section above for vendor advisories and patch information. Affected products include: Python Openpyxl.