How severe is CVE-2022-24581?

CVE-2022-24581 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2022-24581 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-24581?

CVE-2022-24581 affects Aceware Aceweb Online Portal. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-24581?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-24581 published?

CVE-2022-24581 was published on 2022-06-02 and last updated on 2026-07-05.

CVE-2022-24581

CVE-2022-24581 is a high-severity vulnerability in Aceware Aceweb Online Portal with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-434.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Aceware Aceweb Online Portal
Published: 2022-06-02
Last modified: 2026-07-05

Description

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.

Frequently asked questions

What is CVE-2022-24581?: 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.
How severe is CVE-2022-24581?: CVE-2022-24581 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2022-24581 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-24581?: CVE-2022-24581 affects Aceware Aceweb Online Portal. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-24581?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-24581 published?: CVE-2022-24581 was published on 2022-06-02 and last updated on 2026-07-05.

References

Affected products (1)

cpe:2.3:a:aceware:aceweb_online_portal:*:*:*:*:*:*:*:*

More vulnerabilities in Aceware Aceweb Online Portal

CVE-2022-24240 — Critical (CVSS 9.8): ACEweb Online Portal 3.5.065 was discovered to contain a SQL injection vulnerability via the criteria parameter in…
CVE-2022-24239 — Critical (CVSS 9.8): ACEweb Online Portal 3.5.065 was discovered to contain an unrestricted file upload vulnerability via attachments.awp.
CVE-2022-24241 — High (CVSS 7.5): ACEweb Online Portal 3.5.065 was discovered to contain an External Controlled File Path and Name vulnerability via the…
CVE-2022-24238 — Medium (CVSS 6.1): ACEweb Online Portal 3.5.065 was discovered to contain a cross-site scripting (XSS) vulnerability via the txtNmName1…

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