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CVE-2020-11722

Date: April 12, 2020

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.

Language: C++

Severity Score

9.8

Related Resources (10)

Url: http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00037.html

Url: https://github.com/crawl/crawl/commit/768f60da87a3fa0b5561da5ade9309577c176d04

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XNXK7QE7EA7XSDDNOWX2A6MJNWOIYCTC/

Url: https://github.com/crawl/crawl/commit/fc522ff6eb1bbb85e3de60c60a45762571e48c28

Url: https://security-tracker.debian.org/tracker/CVE-2020-11722

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2020-11722

Url: https://nvd.nist.gov/vuln/detail/CVE-2020-11722

Url: https://dpmendenhall.blogspot.com/2020/03/dungeon-crawl-stone-soup.html

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6QLPN635S7J3MUXLIHYK6MDAHEIASFYP/

Url: https://www.mend.io/vulnerability-database/CVE-2020-11722

Severity Score

9.8

Weakness Type (CWE)

Unrestricted Upload of File with Dangerous Type

CWE-434

CVSS v3.1

Base Score:	9.8
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

CVSS v2

Base Score:	7.5
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

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