CVE-2021-42614

A use after free in info_width_internal in bk_info.c in Halibut 1.2 allows an attacker to cause a segmentation fault or possibly have unspecified other impact via a crafted text document.

CVSS v3 7.8 HIGH
CVSS v2.0 6.8 MEDIUM

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://carteryagemann.com/halibut-case-study.html#poc-halibut-info-uaf	Exploit Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CC7UZ7NRXDA7YSCSGWE2CBQM7OZS3K2R/

Configurations

Configuration 1 (hide)

cpe:2.3:a:halibut_project:halibut:1.2:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*

History

No history.

Information

Published : 2022-05-24 19:15

Updated : 2023-11-07 03:39

NVD link : CVE-2021-42614

Mitre link : CVE-2021-42614

CVE.ORG link : CVE-2021-42614

JSON object : View

Products Affected

halibut_project

halibut

fedoraproject

fedora

CWE

CWE-416

Use After Free

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