CVE-2020-11722

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Source
https://nvd.nist.gov/vuln/detail/CVE-2020-11722
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-11722.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2020-11722
Downstream
Related
Published
2020-04-12T19:15:10.427Z
Modified
2025-11-14T10:11:50.304932Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

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

Affected packages

Git / github.com/crawl/crawl

Affected ranges

Type
GIT
Repo
https://github.com/crawl/crawl
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
768f60da87a3fa0b5561da5ade9309577c176d04
Fixed
fc522ff6eb1bbb85e3de60c60a45762571e48c28

Affected versions

0.*

0.10-a0
0.10-b1
0.11-a0
0.11-b1
0.12-a0
0.12-b1
0.13-a0
0.13-b1
0.14-a0
0.14-b1
0.15-a0
0.15-b1
0.16-a0
0.16-b1
0.17-a0
0.18-a0
0.18-b1
0.19-a0
0.19-b1
0.2-a0
0.20-a0
0.20-b1
0.21-a0
0.21-b1
0.22-a0
0.22-b1
0.23-a0
0.23-b1
0.24-a0
0.24-b1
0.25-a0
0.3-a0
0.4-a0
0.5-a0
0.6.0
0.6.0-a0
0.6.0-a1
0.6.0-a2
0.6.0-rc1
0.6.0-rc2
0.6.0-rc3
0.6.0-rc4
0.6.0.1
0.7.0-a0
0.7.0-a1
0.8.0-a0
0.8.0-a1
0.9-a1
0.9-b1
0.9.0-a0

Database specific

vanir_signatures

[
    {
        "source": "https://github.com/crawl/crawl/commit/fc522ff6eb1bbb85e3de60c60a45762571e48c28",
        "id": "CVE-2020-11722-0c2c4cd1",
        "deprecated": false,
        "digest": {
            "function_hash": "38842432546403532419256997889162566012",
            "length": 1006.0
        },
        "signature_type": "Function",
        "target": {
            "function": "CLua::init_libraries",
            "file": "crawl-ref/source/clua.cc"
        },
        "signature_version": "v1"
    },
    {
        "source": "https://github.com/crawl/crawl/commit/fc522ff6eb1bbb85e3de60c60a45762571e48c28",
        "id": "CVE-2020-11722-10fb36de",
        "deprecated": false,
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "242294982595290994794940112147421089542",
                "73658474637732568268189885060439385401",
                "100249767034206904613240018645705743178",
                "34499438060528928125176583532145209251",
                "230099657110429893374369126530385979997",
                "87598227297047635471108454250066084841",
                "211767339932110962029517773644207930807"
            ]
        },
        "signature_type": "Line",
        "target": {
            "file": "crawl-ref/source/clua.cc"
        },
        "signature_version": "v1"
    },
    {
        "source": "https://github.com/crawl/crawl/commit/768f60da87a3fa0b5561da5ade9309577c176d04",
        "id": "CVE-2020-11722-3aaeb4ab",
        "deprecated": false,
        "digest": {
            "function_hash": "155301891872233335968417152562248788726",
            "length": 930.0
        },
        "signature_type": "Function",
        "target": {
            "function": "CLua::init_libraries",
            "file": "crawl-ref/source/clua.cc"
        },
        "signature_version": "v1"
    },
    {
        "source": "https://github.com/crawl/crawl/commit/fc522ff6eb1bbb85e3de60c60a45762571e48c28",
        "id": "CVE-2020-11722-597a1b11",
        "deprecated": false,
        "digest": {
            "function_hash": "34199840351576536142193942429257052849",
            "length": 605.0
        },
        "signature_type": "Function",
        "target": {
            "function": "CLua::loadfile",
            "file": "crawl-ref/source/clua.cc"
        },
        "signature_version": "v1"
    },
    {
        "source": "https://github.com/crawl/crawl/commit/768f60da87a3fa0b5561da5ade9309577c176d04",
        "id": "CVE-2020-11722-a8a19d55",
        "deprecated": false,
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "279712834201598416094069012214363501699",
                "88454257160190083554210107815608875548",
                "267913134872647750431298162085052504665",
                "98742457370042597015539441291944207831",
                "335136016019403486511847926740572007609",
                "5092986311877863069950426492060186514"
            ]
        },
        "signature_type": "Line",
        "target": {
            "file": "crawl-ref/source/clua.cc"
        },
        "signature_version": "v1"
    }
]