High severity · published Jun 23, 2020
CVE-2020-14977
An issue was discovered in F-Secure SAFE 17.7 on macOS
8.1
CVSS
3.1%
EPSS
No
On KEV
Description
An issue was discovered in F-Secure SAFE 17.7 on macOS. The XPC services use the PID to identify the connecting client, which allows an attacker to perform a PID reuse attack and connect to a privileged XPC service, and execute privileged commands on the system. NOTE: the attacker needs to execute code on an already compromised machine.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.1% · higher than 88% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SA
Safe · F-secure
17.7 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-14977
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-14977
Exploit
https://theevilbit.github.io/posts/
Vendor Advisory
https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame
Vendor Advisory
https://www.f-secure.com/en/home/products/safe
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