9.8
CRITICAL
CVE-2020-5253
NetHack Escaping Config File Vulnerability
Description

NetHack before version 3.6.0 allowed malicious use of escaping of characters in the configuration file (usually .nethackrc) which could be exploited. This bug is patched in NetHack 3.6.0.

INFO

Published Date :

March 10, 2020, 5:15 p.m.

Last Modified :

Nov. 21, 2024, 5:33 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2020-5253 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Nethack nethack
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2020-5253.

URL Resource
https://github.com/NetHack/NetHack/commits/612755bfb5c412079795c68ba392df5d93874ed8 Patch Third Party Advisory
https://github.com/NetHack/NetHack/security/advisories/GHSA-2c7p-3fj4-223m Third Party Advisory
https://github.com/NetHack/NetHack/commits/612755bfb5c412079795c68ba392df5d93874ed8 Patch Third Party Advisory
https://github.com/NetHack/NetHack/security/advisories/GHSA-2c7p-3fj4-223m Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-5253 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-5253 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://github.com/NetHack/NetHack/commits/612755bfb5c412079795c68ba392df5d93874ed8
    Added Reference https://github.com/NetHack/NetHack/security/advisories/GHSA-2c7p-3fj4-223m
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Reanalysis by [email protected]

    Mar. 20, 2020

    Action Type Old Value New Value
    Removed CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Removed CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Initial Analysis by [email protected]

    Mar. 10, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://github.com/NetHack/NetHack/commits/612755bfb5c412079795c68ba392df5d93874ed8 No Types Assigned https://github.com/NetHack/NetHack/commits/612755bfb5c412079795c68ba392df5d93874ed8 Patch, Third Party Advisory
    Changed Reference Type https://github.com/NetHack/NetHack/security/advisories/GHSA-2c7p-3fj4-223m No Types Assigned https://github.com/NetHack/NetHack/security/advisories/GHSA-2c7p-3fj4-223m Third Party Advisory
    Added CWE NIST CWE-269
    Added CPE Configuration OR *cpe:2.3:a:nethack:nethack:*:*:*:*:*:*:*:* versions up to (excluding) 3.6.0
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.22 }} -0.02%

score

0.59359

percentile

CVSS31 - Vulnerability Scoring System
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