CVE-2022-4991 — HIGH (7.4) — White Hats Nepal

Vulnerability Description

Tychon includes an OpenSSL component that specifies an OPENSSLDIR variable as a subdirectory that may be controllable by an unprivileged user on Windows. Tychon contains a privileged service that uses this OpenSSL component. A user who can place a specially-crafted openssl.cnf file at an appropriate path may be able to achieve arbitrary code execution with SYSTEM privileges.

CVSS Score

7.4

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

NONE

References

https://www.kb.cert.org/vuls/id/730007

FAQ

What is CVE-2022-4991?

CVE-2022-4991 is a vulnerability with a CVSS score of 7.4 (HIGH). Tychon includes an OpenSSL component that specifies an OPENSSLDIR variable as a subdirectory that may be controllable by an unprivileged user on Windows. Tychon contains a privileged service that uses...

How severe is CVE-2022-4991?

CVE-2022-4991 has been rated HIGH with a CVSS base score of 7.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-4991?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.