How severe is CVE-2018-10408?

CVE-2018-10408 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-10408 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-10408?

CVE-2018-10408 affects Virustotal. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-10408?

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-2018-10408 published?

CVE-2018-10408 was published on 2018-06-13 and last updated on 2026-06-17.

CVE-2018-10408

CVE-2018-10408 is a high-severity vulnerability in Virustotal with a CVSS 3.x base score of 7.8. 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-295.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-295
Affected product: Virustotal
Published: 2018-06-13
Last modified: 2026-06-17

Description

An issue was discovered in VirusTotal. A maliciously crafted Universal/fat binary can evade third-party code signing checks. By not completing full inspection of the Universal/fat binary, the user of the third-party tool will believe that the code is signed by Apple, but the malicious unsigned code will execute.

Frequently asked questions

What is CVE-2018-10408?: An issue was discovered in VirusTotal. A maliciously crafted Universal/fat binary can evade third-party code signing checks. By not completing full inspection of the Universal/fat binary, the user of the third-party tool will believe that the code is signed by Apple, but the malicious unsigned code will execute.
How severe is CVE-2018-10408?: CVE-2018-10408 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-10408 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-10408?: CVE-2018-10408 affects Virustotal. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-10408?: 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-2018-10408 published?: CVE-2018-10408 was published on 2018-06-13 and last updated on 2026-06-17.

References

https://www.okta.com/security-blog/2018/06/issues-around-third-party-apple-code-signing-checks/

Affected products (1)

cpe:2.3:a:virustotal:virustotal:-:*:*:*:*:*:*:*

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