CVE-2022-22824

CriticalCVSS 9.8/10Last modified Oct 14, 2026

Description

defineAttribute in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-190

Affected software

Vendor	Product	Versions
n/a	n/a	n/a
Siemens	SIMATIC S7-1500 CPU 1518-4 PN/DP MFP	>= V3.1.0, < V3.1.5
Siemens	SIMATIC S7-1500 CPU 1518-4 PN/DP MFP	>= V3.1.0, < V3.1.5
Siemens	SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP	>= V3.1.0, < V3.1.5
Siemens	SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP	>= V3.1.0, < V3.1.5
Siemens	SIPLUS S7-1500 CPU 1518-4 PN/DP MFP	>= V3.1.0, < V3.1.5

References

http://www.openwall.com/lists/oss-security/2022/01/17/3Mailing List, Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdfPatch, Third Party Advisory
https://github.com/libexpat/libexpat/pull/539Patch, Third Party Advisory
https://security.gentoo.org/glsa/202209-24Third Party Advisory
https://www.debian.org/security/2022/dsa-5073Third Party Advisory
https://www.tenable.com/security/tns-2022-05Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/01/17/3Mailing List, Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdfPatch, Third Party Advisory
https://github.com/libexpat/libexpat/pull/539Patch, Third Party Advisory
https://security.gentoo.org/glsa/202209-24Third Party Advisory
https://www.debian.org/security/2022/dsa-5073Third Party Advisory
https://www.tenable.com/security/tns-2022-05Third Party Advisory
https://cert-portal.siemens.com/productcert/html/ssa-398330.html
https://cert-portal.siemens.com/productcert/html/ssa-484086.html

Timeline

Published: Jan 10, 2022
Last modified: Oct 14, 2026
NVD status: Modified

Related CVEs from 2022

CVE-2022-228258.8lookup in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.CVE-2022-228268.8nextScaffoldPart in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.CVE-2022-228278.8storeAtts in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.CVE-2022-228287.5An insecure direct object reference for the file-download URL in Synametrics SynaMan before 5.0 allows a remote attacker to access unshared CVE-2022-228319.8An issue was discovered in Servisnet Tessa 0.0.2. An attacker can add a new sysadmin user via a manipulation of the Authorization HTTP heade CVE-2022-228329.8An issue was discovered in Servisnet Tessa 0.0.2. Authorization data is available via an unauthenticated /data-service/users/ request.CVE-2022-228337.5An issue was discovered in Servisnet Tessa 0.0.2. An attacker can obtain sensitive information via a /js/app.js request.CVE-2022-228348.8An issue was discovered in OverIT Geocall before 8.0. An authenticated user who has the Test Trasformazione XSL functionality enabled can ex CVE-2022-228356.5An issue was discovered in OverIT Geocall before version 8.0. An authenticated user who has the Test Trasformazione XSL functionality enable CVE-2022-228366.5CoreFTP Server before 727 allows directory traversal (for file creation) by an authenticated attacker via ../ in an HTTP PUT request.CVE-2022-22847.8Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.CVE-2022-228445.5LibTIFF 4.3.0 has an out-of-bounds read in _TIFFmemcpy in tif_unix.c in certain situations involving a custom tag and 0x0200 as the second w