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cveMitreCVE-2022-43680
HistoryOct 24, 2022 - 2:15 p.m.

CVE-2022-43680

2022-10-2414:15:53
CWE-416
mitre
web.nvd.nist.gov
331
10
cve
2022
43680
libexpat
xml parser
use-after free
nvd

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

7.7

Confidence

High

EPSS

0.004

Percentile

74.1%

In libexpat through 2.4.9, there is a use-after free caused by overeager destruction of a shared DTD in XML_ExternalEntityParserCreate in out-of-memory situations.

Affected configurations

Nvd
Node
libexpat_projectlibexpatRange2.4.9
Node
debiandebian_linuxMatch10.0
OR
debiandebian_linuxMatch11.0
Node
fedoraprojectfedoraMatch35
OR
fedoraprojectfedoraMatch36
OR
fedoraprojectfedoraMatch37
Node
netapph300sMatch-
AND
netapph300s_firmwareMatch-
Node
netapph500sMatch-
AND
netapph500s_firmwareMatch-
Node
netapph700sMatch-
AND
netapph700s_firmwareMatch-
Node
netapph410sMatch-
AND
netapph410s_firmwareMatch-
Node
netapph410cMatch-
AND
netapph410c_firmwareMatch-
Node
netappactive_iq_unified_managerMatch-vmware_vsphere
OR
netapponcommand_workflow_automationMatch-
OR
netappsolidfire_\&_hci_management_nodeMatch-
Node
netapphci_compute_nodeMatch-
AND
netapphci_compute_node_firmwareMatch-
VendorProductVersionCPE
libexpat_projectlibexpatcpe:/a:libexpat_project:libexpat::::

References

Social References

More

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

7.7

Confidence

High

EPSS

0.004

Percentile

74.1%