7.5
CVE-2015-7764
- EPSS 1.51%
- Veröffentlicht 09.08.2017 16:29:00
- Zuletzt bearbeitet 13.05.2026 00:24:29
- Quelle cve@mitre.org
- CVE-Watchlists
- Unerledigt
Lemur 0.1.4 does not use sufficient entropy in its IV when encrypting AES in CBC mode.
| Typ | Quelle | Score | Percentile |
|---|---|---|---|
| EPSS | FIRST.org | 1.51% | 0.711 |
| Quelle | Base Score | Exploit Score | Impact Score | Vector String |
|---|---|---|---|---|
| nvd@nist.gov | 7.5 | 3.9 | 3.6 |
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
|
| nvd@nist.gov | 5 | 10 | 2.9 |
AV:N/AC:L/Au:N/C:P/I:N/A:N
|
CWE-331 Insufficient Entropy
The product uses an algorithm or scheme that produces insufficient entropy, leaving patterns or clusters of values that are more likely to occur than others.
http://www.openwall.com/lists/oss-security/2015/10/20/3
https://github.com/Netflix/lemur/issues/117
https://github.com/kvesteri/sqlalchemy-utils/issues/166