The rsa_pss_params_parse function in libstrongswan/credentials/keys/signature_params.c in strongSwan 5.6.1 allows remote attackers to cause a denial of service via a crafted RSASSA-PSS signature that lacks a mask generation function parameter.
Weakness
The product does not verify, or incorrectly verifies, the cryptographic signature for data.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Strongswan | Strongswan | 5.6.1 (including) | 5.6.1 (including) |
| Strongswan | Ubuntu | devel | * |
| Strongswan | Ubuntu | upstream | * |
Related Attack Patterns
References
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00047.html
- https://security.gentoo.org/glsa/201811-16
- https://www.strongswan.org/blog/2018/02/19/strongswan-vulnerability-%28cve-2018-6459%29.html
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00047.html
- https://security.gentoo.org/glsa/201811-16
- https://www.strongswan.org/blog/2018/02/19/strongswan-vulnerability-%28cve-2018-6459%29.html