GHSA-rqw2-hhrf-7936MediumCVSS 5.4
OpenStack Keystone does not check signature TTL of the EC2 credential auth method
🔗 CVE IDs covered (1)
📋 Description
An issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0. The EC2 API doesn't have a signature TTL check for AWS Signature V4. An attacker can sniff the Authorization header, and then use it to reissue an OpenStack token an unlimited number of times.
🎯 Affected products2
- pip/keystone:>= 16.0.0.0rc1, < 16.0.0
- pip/keystone:>= 0, < 15.0.1
🔗 References (9)
- https://nvd.nist.gov/vuln/detail/CVE-2020-12692
- https://bugs.launchpad.net/keystone/+bug/1872737
- https://security.openstack.org/ossa/OSSA-2020-003.html
- https://www.openwall.com/lists/oss-security/2020/05/06/4
- http://www.openwall.com/lists/oss-security/2020/05/07/1
- https://opendev.org/openstack/keystone/commit/ab89ea749013e7f2c46260f68504f5687763e019
- https://github.com/pypa/advisory-database/tree/main/vulns/keystone/PYSEC-2020-56.yaml
- https://usn.ubuntu.com/4480-1
- https://github.com/advisories/GHSA-rqw2-hhrf-7936