IM
IronMonkey Threat Research

CVE-2022-40674 HIGH

Published: 2022-09-14 | Last Modified: 2025-05-30 | Status: Modified

Description

libexpat before 2.4.9 has a use-after-free in the doContent function in xmlparse.c.

Additional Descriptions (1)

libexpat versiones anteriores a 2.4.9, presenta un uso de memoria previamente liberada en la función doContent en el archivo xmlparse.c

CVSS Metrics

Base Score: 8.1 (HIGH)

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK
Attack ComplexityHIGH
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
Confidentiality ImpactHIGH
Integrity ImpactHIGH
Availability ImpactHIGH

Source: [email protected]

Type: Primary

Exploitability Score: 2.2

Impact Score: 5.9

Weaknesses

Source Type Description
[email protected] Primary
en CWE-416
134c704f-9b21-4f2e-91b3-4a467353bcc0 Secondary
en CWE-416

Affected Products

Vendor Product Version Update Type
libexpat_project libexpat * <built-in method update of dict object at 0x72a9b0b5e640> Application
debian debian_linux 10.0 <built-in method update of dict object at 0x72a9b0b5e3c0> Operating System
debian debian_linux 11.0 <built-in method update of dict object at 0x72a9b0918080> Operating System
fedoraproject fedora 35 <built-in method update of dict object at 0x72a9b0b5df80> Operating System
fedoraproject fedora 36 <built-in method update of dict object at 0x72a9b0b5d640> Operating System
fedoraproject fedora 37 <built-in method update of dict object at 0x72a9b0b5fe80> Operating System

Affected Configurations

Operator: OR

Vulnerable CPE
Yes cpe:2.3:a:libexpat_project:libexpat:*:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Yes cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
Yes cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
Yes cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*

References

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