CVE-2017-9022

Name: CVE-2017-9022
Creator: NVD / NIST
Published: 2017-06-08T16:29:00.497+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.95%

Last modified Jun 17, 2026

CVE-2017-9022 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. The gmp plugin in strongSwan before 5.5.3 does not properly validate RSA public keys before calling mpz_powm_sec, which allows remote peers to cause a denial of service (floating point exception and process crash) via a crafted certificate.. EPSS estimates a 1.95% chance of exploitation in the next 30 days.

Description

The gmp plugin in strongSwan before 5.5.3 does not properly validate RSA public keys before calling mpz_powm_sec, which allows remote peers to cause a denial of service (floating point exception and process crash) via a crafted certificate.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.95%

77.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Strongswan	Strongswan	<= 5.5.2
Debian	Debian Linux	8.0
Debian	Debian Linux	9.0
Canonical	Ubuntu Linux	14.04
Canonical	Ubuntu Linux	16.04
Canonical	Ubuntu Linux	16.10
Canonical	Ubuntu Linux	17.04

References

http://www.debian.org/security/2017/dsa-3866Third Party Advisory
http://www.securityfocus.com/bid/98760Third Party Advisory, VDB Entry
http://www.ubuntu.com/usn/USN-3301-1Third Party Advisory
https://www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-%28cve-2017-9022%29.html
http://www.debian.org/security/2017/dsa-3866Third Party Advisory
http://www.securityfocus.com/bid/98760Third Party Advisory, VDB Entry
http://www.ubuntu.com/usn/USN-3301-1Third Party Advisory
https://www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-%28cve-2017-9022%29.html

Timeline

Published: Jun 8, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-9022?

How severe is CVE-2017-9022?

CVE-2017-9022 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.95% probability of exploitation in the next 30 days.

How do I fix CVE-2017-9022?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-9022?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST