ACEweb Online Portal 3.5.065 allows unauthenticated SMB hash capture via UNC.

published 2022-05-27 4y ago modified 2026-07-09 4mo ago also EUVD-2022-29460

cvss: 7.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.0%; EPSS 1.0% chance of exploitation in 30 days, percentile 62%
public exploits: 0; none known

ACEweb Online Portal 3.5.065 allows unauthenticated SMB hash capture via UNC. By specifying the UNC file path of an external SMB share when uploading a file, an attacker can induce the victim server to disclose the username and password hash of the user executing the ACEweb Online software.

Patch / fix

fixed in 1

aceware aceweb_online_portal 3.5.065

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Exploit prediction

0.97% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD	2.0	5.0	AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness

CWE-434 Unrestricted Upload of File with Dangerous Type

References

aceware.com /forum/viewtopic.php?f=7&t=481
release-notes, vendor-advisory

Sources

CVE List CVE-2022-24581
NVD CVE-2022-24581

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