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CRITICAL · 9.8

CVE-2022-26507

A heap-based buffer overflow exists in XML Decompression DecodeTreeBlock in AT&T Labs Xmill 0.7. A crafted input file can lead to remote code execution. This is not the same as any of: CVE-2021-21810,...

Vulnerability Description

A heap-based buffer overflow exists in XML Decompression DecodeTreeBlock in AT&T Labs Xmill 0.7. A crafted input file can lead to remote code execution. This is not the same as any of: CVE-2021-21810, CVE-2021-21811, CVE-2021-21812, CVE-2021-21815, CVE-2021-21825, CVE-2021-21826, CVE-2021-21828, CVE-2021-21829, or CVE-2021-21830. NOTE: This vulnerability only affects products that are no longer supported by the maintainer

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
AttXmill0.7
Schneider-ElectricEcostruxure Control Expert< 15.1
Schneider-ElectricEcostruxure Process Expert< 2021
Schneider-ElectricRemoteconnect-
Schneider-ElectricScadapack 470-
Schneider-ElectricScadapack 474-
Schneider-ElectricScadapack 570-
Schneider-ElectricScadapack 574-
Schneider-ElectricScadapack 575-

Related Weaknesses (CWE)

CWE-787

References

FAQ

What is CVE-2022-26507?

CVE-2022-26507 is a vulnerability with a CVSS score of 9.8 (CRITICAL). A heap-based buffer overflow exists in XML Decompression DecodeTreeBlock in AT&T Labs Xmill 0.7. A crafted input file can lead to remote code execution. This is not the same as any of: CVE-2021-21810,...

How severe is CVE-2022-26507?

CVE-2022-26507 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2022-26507?

Check the references section above for vendor advisories and patch information. Affected products include: Att Xmill, Schneider-Electric Ecostruxure Control Expert, Schneider-Electric Ecostruxure Process Expert, Schneider-Electric Remoteconnect, Schneider-Electric Scadapack 470.