CVE-2021-42613

CVSS V2 Medium 6.8 CVSS V3 High 7.8

Description

A double free in cleanup_index in index.c in Halibut 1.2 allows an attacker to cause a denial of service or possibly have other unspecified impact via a crafted text document.

Overview

CVE ID
CVE-2021-42613

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

Published Version
2022-05-24T19:15:09

Last Modified Date
2022-11-04T16:42:59

Weakness Enumerations

CWE	URL
CWE-415	http://cwe.mitre.org/data/definitions/415.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:halibut_project:halibut:1.2:::::::*	1	OR
cpe:2.3:o:fedoraproject:fedora:35:::::::*	1	OR

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:M/Au:N/C:P/I:P/A:P

Access Vector
NETWORK

Access Compatibility
MEDIUM

Authentication
NONE

Confidentiality Impact
PARTIAL

Integrity Impact
PARTIAL

Availability Impact
PARTIAL

Base Score
6.8

Severity
MEDIUM

Exploitability Score
8.6

Impact Score
6.4

CVSS Version 3

Version
3.1

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

Attack Vector
LOCAL

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
REQUIRED

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
7.8

Base Severity
HIGH

Exploitability Score
1.8

Impact Score
5.9

References

Reference URL	Reference Tags
https://carteryagemann.com/halibut-case-study.html#poc-halibut-winhelp-df	Exploit Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CC7UZ7NRXDA7YSCSGWE2CBQM7OZS3K2R/	Mailing List Third Party Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2021-42613
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-42613

History

Created	Old Value	New Value	Data Type	Notes
2022-05-24 20:00:12				Added to TrackCVE