CVE-2018-10403

Public Exploit

Description

An issue was discovered in F-Secure XFENCE and Little Flocker. 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.

Category

7.8
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.22%
Third-Party Advisory okta.com
Affected: n/a n/a
Published at:
Updated at:

References

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

Frequently Asked Questions

What is the severity of CVE-2018-10403?
CVE-2018-10403 has been scored as a high severity vulnerability.
How to fix CVE-2018-10403?
To fix CVE-2018-10403, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-10403 being actively exploited in the wild?
It is possible that CVE-2018-10403 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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