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cve[email protected]CVE-2022-43680
HistoryOct 24, 2022 - 2:15 p.m.

CVE-2022-43680

2022-10-2414:15:53
CWE-416
web.nvd.nist.gov
320
10
cve
2022
43680
libexpat
xml parser
use-after free
nvd

7.5 High

CVSS3

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

7.7 High

AI Score

Confidence

High

0.004 Low

EPSS

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-

References

Social References

More

7.5 High

CVSS3

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

7.7 High

AI Score

Confidence

High

0.004 Low

EPSS

Percentile

74.1%