NetHack up to 3.6.5 hilite_status memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

A vulnerability was found in NetHack up to 3.6.5. It has been classified as critical. Affected is an unknown functionality of the component hilite_status. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

In NetHack before 3.6.6, some out-of-bound values for the hilite_status option can be exploited. NetHack 3.6.6 resolves this issue.

The weakness was presented 03/10/2020 (GitHub Repository). The advisory is available at github.com. This vulnerability is traded as CVE-2020-5254 since 01/02/2020. Local access is required to approach this attack. The successful exploitation needs a authentication. The technical details are unknown and an exploit is not available.

Upgrading to version 3.6.6 eliminates this vulnerability.

See 151277 for similar entry.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.3
VulDB Temp Score: 4.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 3.9
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: NetHack 3.6.6

Timelineinfo

01/02/2020 🔍
03/10/2020 +68 days 🔍
03/11/2020 +1 days 🔍
04/11/2024 +1492 days 🔍

Sourcesinfo

Advisory: GHSA-2ch6-6r8h-m2p9
Status: Not defined

CVE: CVE-2020-5254 (🔍)
See also: 🔍

Entryinfo

Created: 03/11/2020 13:30
Updated: 04/11/2024 17:02
Changes: 03/11/2020 13:30 (39), 03/11/2020 13:35 (17), 04/11/2024 16:55 (18), 04/11/2024 17:02 (12)
Complete: 🔍

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