How severe is CVE-2017-12410?

CVE-2017-12410 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over local access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-12410 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-12410?

CVE-2017-12410 affects Kaseya Virtual System Administrator. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-12410?

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-2017-12410 published?

CVE-2017-12410 was published on 2018-03-26 and last updated on 2026-06-17.

CVE-2017-12410

CVE-2017-12410 is a high-severity vulnerability in Kaseya Virtual System Administrator with a CVSS 3.x base score of 7.4. 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-362.

Key facts

Severity: High (CVSS 3.x base score 7.4)
CVSS v2: 6.9
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-362
Affected product: Kaseya Virtual System Administrator
Published: 2018-03-26
Last modified: 2026-06-17

Description

It is possible to exploit a Time of Check & Time of Use (TOCTOU) vulnerability by winning a race condition when Kaseya Virtual System Administrator agent 9.3.0.11 and earlier tries to execute its binaries from working and/or temporary folders. Successful exploitation results in the execution of arbitrary programs with "NT AUTHORITY\SYSTEM" privileges.

Frequently asked questions

What is CVE-2017-12410?: It is possible to exploit a Time of Check & Time of Use (TOCTOU) vulnerability by winning a race condition when Kaseya Virtual System Administrator agent 9.3.0.11 and earlier tries to execute its binaries from working and/or temporary folders. Successful exploitation results in the execution of arbitrary programs with "NT AUTHORITY\SYSTEM" privileges.
How severe is CVE-2017-12410?: CVE-2017-12410 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over local access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-12410 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-12410?: CVE-2017-12410 affects Kaseya Virtual System Administrator. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-12410?: 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-2017-12410 published?: CVE-2017-12410 was published on 2018-03-26 and last updated on 2026-06-17.

References

http://www.securityfocus.com/archive/1/541884/100/0/threaded

Affected products (1)

cpe:2.3:a:kaseya:virtual_system_administrator:*:*:*:*:*:*:*:*

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