CVE-2020-14983

CWE-120 — Classic Buffer Overflow7 documents6 sources
Severity
9.8CRITICAL
EPSS
0.6%
top 30.44%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Chocolate-doom Chocolate DoomChocolate-doom Crispy DoomOpensuse Backports+1 more
Timeline
PublishedJun 22
Latest updateMay 24

Description

The server in Chocolate Doom 3.0.0 and Crispy Doom 5.8.0 doesn't validate the user-controlled num_players value, leading to a buffer overflow. A malicious user can overwrite the server's stack.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages6 packages

▶Debiancrispy-doom< 5.9.0-1+3
▶Debianchocolate-doom< 3.0.1-1+3
▶NVDopensuse/leap15.1, 15.2+1

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-cvfr-xv48-v96r: The server in Chocolate Doom 3↗2022-05-24
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CVEList
CVE-2020-14983: The server in Chocolate Doom 3↗2020-06-22
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OSV
CVE-2020-14983: The server in Chocolate Doom 3↗2020-06-22
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📋Vendor Advisories

1
Debian
CVE-2020-14983: chocolate-doom - The server in Chocolate Doom 3.0.0 and Crispy Doom 5.8.0 doesn't validate the us...↗2020
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💬Community

2
Bugzilla
CVE-2020-14983 chocolate-doom: malicious user can overwrite the server's stack leads to DoS [fedora-all]↗2020-06-30
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Bugzilla
CVE-2020-14983 chocolate-doom: malicious user can overwrite the server's stack leads to DoS↗2020-06-30
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CVE-2020-14983 (CRITICAL CVSS 9.8) | The server in Chocolate Doom 3.0.0 | cvebase.io