Vulnerability Monitor

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CVE-2022-23852

Expat (aka libexpat) before 2.4.4 has a signed integer overflow in XML_GetBuffer, for configurations with a nonzero XML_CONTEXT_BYTES.

Published

2022-01-24T02:15:06.733

Last Modified

2025-05-05T17:17:58.757

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-190
Type: Secondary
CWE-190

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	libexpat_project	libexpat	< 2.4.4	Yes
Application	netapp	clustered_data_ontap	-	Yes
Application	netapp	oncommand_workflow_automation	-	Yes
Application	tenable	nessus	< 8.15.3	Yes
Application	tenable	nessus	< 10.1.1	Yes
Application	oracle	communications_metasolv_solution	6.3.1	Yes
Operating System	debian	debian_linux	9.0	Yes
Application	siemens	sinema_remote_connect_server	< 3.1	Yes

References

https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf Third Party Advisory ([email protected])
https://github.com/libexpat/libexpat/pull/550 Issue Tracking, Patch, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2022/03/msg00007.html Mailing List, Third Party Advisory ([email protected])
https://security.gentoo.org/glsa/202209-24 Third Party Advisory ([email protected])
https://security.netapp.com/advisory/ntap-20220217-0001/ Third Party Advisory ([email protected])
https://www.debian.org/security/2022/dsa-5073 Third Party Advisory ([email protected])
https://www.oracle.com/security-alerts/cpuapr2022.html Third Party Advisory ([email protected])
https://www.tenable.com/security/tns-2022-05 Third Party Advisory ([email protected])
https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/libexpat/libexpat/pull/550 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2022/03/msg00007.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/202209-24 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.netapp.com/advisory/ntap-20220217-0001/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2022/dsa-5073 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.oracle.com/security-alerts/cpuapr2022.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.tenable.com/security/tns-2022-05 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)