CVE-2022-26507

high-risk
Published 2022-04-14

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

Do I need to act?

~
6.7% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (5)

Xmill
Ecostruxure Process Expert
Remoteconnect

Affected Vendors

Att Schneider-Electric

References (4)

Not Applicable https://Claroty.com
Mitigation https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-222-02
Not Applicable https://Claroty.com
Mitigation https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-222-02
53
/ 100
high-risk
Severity 32/34 · Critical
Exploitability 9/34 · Low
Exposure 12/34 · Low