XML External Entity (XXE) Injection Affecting openpyxl package, versions <2.3.0-3
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published15 Feb 2017
- disclosed15 Feb 2017
Introduced: 15 Feb 2017
CVE-2017-5992 (opens in a new tab)How to fix?
Upgrade Debian:unstable openpyxl to version 2.3.0-3 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream openpyxl package and not the openpyxl package as distributed by Debian.
See How to fix? for Debian:unstable relevant fixed versions and status.
Openpyxl 2.4.1 resolves external entities by default, which allows remote attackers to conduct XXE attacks via a crafted .xlsx document.
References
- https://security-tracker.debian.org/tracker/CVE-2017-5992
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=854442
- https://bitbucket.org/openpyxl/openpyxl/commits/3b4905f428e1
- https://bitbucket.org/openpyxl/openpyxl/issues/749
- http://www.openwall.com/lists/oss-security/2017/02/07/5
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-5992