Improper Input Validation Affecting spip package, versions <3.1.3-1
Threat Intelligence
Snyk has a published code exploit for this vulnerability.
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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Test your applications- Snyk IDSNYK-DEBIAN9-SPIP-305909
- published18 Jan 2017
- disclosed18 Jan 2017
Introduced: 18 Jan 2017
CVE-2016-7998 (opens in a new tab)How to fix?
Upgrade Debian:9 spip to version 3.1.3-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream spip package and not the spip package as distributed by Debian.
See How to fix? for Debian:9 relevant fixed versions and status.
The SPIP template composer/compiler in SPIP 3.1.2 and earlier allows remote authenticated users to execute arbitrary PHP code by uploading an HTML file with a crafted (1) INCLUDE or (2) INCLURE tag and then accessing it with a valider_xml action.
References
- https://security-tracker.debian.org/tracker/CVE-2016-7998
- https://core.spip.net/projects/spip/repository/revisions/23186
- https://core.spip.net/projects/spip/repository/revisions/23189
- https://core.spip.net/projects/spip/repository/revisions/23192
- https://sysdream.com/news/lab/2016-10-19-spip-3-1-2-template-compiler-composer-php-code-execution-cve-2016-7998/
- http://www.openwall.com/lists/oss-security/2016/10/05/17
- http://www.openwall.com/lists/oss-security/2016/10/07/5
- http://www.openwall.com/lists/oss-security/2016/10/08/6
- http://www.securityfocus.com/bid/93451
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2016-7998
- https://www.exploit-db.com/exploits/40597