Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Strongswan | Strongswan | <= 5.5.2 |
| Debian | Debian Linux | 8.0 |
| Canonical | Ubuntu Linux | 14.04 |
Related Weaknesses (CWE)
References
- http://www.debian.org/security/2017/dsa-3866Third Party Advisory
- http://www.securityfocus.com/bid/98760Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-3301-1Third Party Advisory
- https://www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-%28cve-2017-
- http://www.debian.org/security/2017/dsa-3866Third Party Advisory
- http://www.securityfocus.com/bid/98760Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-3301-1Third Party Advisory
- https://www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-%28cve-2017-
FAQ
What is CVE-2017-9022?
CVE-2017-9022 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 p...
How severe is CVE-2017-9022?
CVE-2017-9022 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-9022?
Check the references section above for vendor advisories and patch information. Affected products include: Strongswan Strongswan, Debian Debian Linux, Canonical Ubuntu Linux.