Unrestricted Upload of File with Dangerous Type The advisory has been revoked - it doesn't affect any version of package crawl (opens in a new tab)
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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Start learning- Snyk IDSNYK-UBUNTU2010-CRAWL-1029974
- published1 Nov 2020
- disclosed12 Apr 2020
Introduced: 12 Apr 2020
CVE-2020-11722 (opens in a new tab)Amendment
The Ubuntu security team deemed this advisory irrelevant for Ubuntu:20.10.
NVD Description
Note: Versions mentioned in the description apply only to the upstream crawl package and not the crawl package as distributed by Ubuntu.
Dungeon Crawl Stone Soup (aka DCSS or crawl) before 0.25 allows remote attackers to execute arbitrary code via Lua bytecode embedded in an uploaded .crawlrc file.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2020-11722
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6QLPN635S7J3MUXLIHYK6MDAHEIASFYP/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XNXK7QE7EA7XSDDNOWX2A6MJNWOIYCTC/
- https://dpmendenhall.blogspot.com/2020/03/dungeon-crawl-stone-soup.html
- https://github.com/crawl/crawl/commit/768f60da87a3fa0b5561da5ade9309577c176d04
- https://github.com/crawl/crawl/commit/fc522ff6eb1bbb85e3de60c60a45762571e48c28
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00037.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6QLPN635S7J3MUXLIHYK6MDAHEIASFYP/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XNXK7QE7EA7XSDDNOWX2A6MJNWOIYCTC/