Arbitrary file upload in Dungeon Crawl Stone Soup Project
CVE-2020-11722
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.
Vulnerability class: Unrestricted File Upload
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.039 (89.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 89.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.039 · newest: 0.039 · change: -0.000
Affected products
Weakness classification (CWE)
References
- dpmendenhall.blogspot.com/2020/03/dungeon-crawl-stone-soup.html (Patch, Third Party Advisory)
- github.com/crawl/crawl/commit/768f60da87a3fa0b5561da5ade9309577c176d04 (Patch, Third Party Advisory)
- github.com/crawl/crawl/commit/fc522ff6eb1bbb85e3de60c60a45762571e48c28 (Patch, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-04/msg00037.html (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2020-11722?
- CVE-2020-11722 is a critical-severity vulnerability in Dungeon Crawl Stone Soup Project, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2020-04-12.
- How severe is CVE-2020-11722?
- Critical severity. CVSS v3 base score is 9.8 out of 10.