Is CVE-2020-11722 in the CISA KEV catalog?

No. CVE-2020-11722 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-11722?

CVE-2020-11722 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2020-11722?

CVE-2020-11722 has an EPSS score of 3.92% (89th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-11722?

Upgrade crawl on debian 11 to 2:0.25.0-1 or later. Fixes are available for 5 affected products.

CVE & CISA-KEV Catalog

CVE-2020-11722

CRITICALEPSS 89th pctl

9.8

CVSS v3

NVD

Description

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.

CWE-434Unrestricted File Upload

How to fix

Remediation Available

crawlDebian

Fixed in:2:0.25.0-1CVE-2020-11722

crawlUbuntu

Fixed in:2:0.17.1-1ubuntu0.1~esm1USN-7969-1

Fixed in:2:0.21.1-1ubuntu0.1~esm1USN-7969-1

Fixed in:2:0.24.0-1ubuntu0.1~esm1USN-7969-1

crawl-commonUbuntu

Fixed in:2:0.17.1-1ubuntu0.1~esm1USN-7969-1

Fixed in:2:0.21.1-1ubuntu0.1~esm1USN-7969-1

Fixed in:2:0.24.0-1ubuntu0.1~esm1USN-7969-1

crawl-tilesUbuntu

Fixed in:2:0.17.1-1ubuntu0.1~esm1USN-7969-1

Fixed in:2:0.21.1-1ubuntu0.1~esm1USN-7969-1

Fixed in:2:0.24.0-1ubuntu0.1~esm1USN-7969-1

crawl-tiles-dataUbuntu

Fixed in:2:0.17.1-1ubuntu0.1~esm1USN-7969-1

Fixed in:2:0.21.1-1ubuntu0.1~esm1USN-7969-1

Fixed in:2:0.24.0-1ubuntu0.1~esm1USN-7969-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

3.92%probability of exploitation in 30 days

89thpercentile

Elevated risk: more likely to be exploited than 89% of all known CVEs.

References

Patch3

Other references3

Related Vulnerabilities

Other CWE-434 (Unrestricted File Upload) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-12617	High	8.1	100%	KEV	Fix
CVE-2018-15961	Critical	9.8	100%	KEV	-
CVE-2021-31207	Medium	6.6	100%	KEV + Ransom	Fix
CVE-2017-12615	High	8.1	100%	KEV + Ransom	-
CVE-2025-31324	Critical	10.0	99%	KEV + Ransom	-
CVE-2024-50623	Critical	9.8	99%	KEV + Ransom	Fix

Embed a live status badge for CVE-2020-11722

Markdown

[![CVE-2020-11722](https://tridentstack.com/cve/badge/CVE-2020-11722.svg)](https://tridentstack.com/cve/CVE-2020-11722)

HTML

<a href="https://tridentstack.com/cve/CVE-2020-11722"><img src="https://tridentstack.com/cve/badge/CVE-2020-11722.svg" alt="CVE-2020-11722"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.