5.5
CVE-2020-12692
- EPSS 0.14%
- Veröffentlicht 07.05.2020 00:15:10
- Zuletzt bearbeitet 21.11.2024 05:00:05
- Quelle cve@mitre.org
- CVE-Watchlists
- Unerledigt
LoginAn 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.
| Typ | Quelle | Score | Percentile |
|---|---|---|---|
| EPSS | FIRST.org | 0.14% | 0.348 |
| Quelle | Base Score | Exploit Score | Impact Score | Vector String |
|---|---|---|---|---|
| nvd@nist.gov | 5.4 | 2.8 | 2.5 |
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
|
| nvd@nist.gov | 5.5 | 8 | 4.9 |
AV:N/AC:L/Au:S/C:P/I:P/A:N
|
CWE-294 Authentication Bypass by Capture-replay
A capture-replay flaw exists when the design of the product makes it possible for a malicious user to sniff network traffic and bypass authentication by replaying it to the server in question to the same effect as the original message (or with minor changes).
CWE-347 Improper Verification of Cryptographic Signature
The product does not verify, or incorrectly verifies, the cryptographic signature for data.