01 Record
CVE-2015-7764
Lemur 0.1.4 does not use sufficient entropy in its IV when encrypting AES in CBC mode.
UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
02 Description
Lemur 0.1.4 does not use sufficient entropy in its IV when encrypting AES in CBC mode.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 1.51% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 73.9% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2017-08-09 16:00Z9 YR AGO
- Last updated
- 2024-08-06 07:58Z2 YR AGO
- Reserved
- 2015-10-09
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-331Insufficient EntropyBase
- Data version
- 5.1
- Document digest
- fb727afa15efc2df06ac3ec9a873840e1e9ecb26c7a0764df4a5a5d40d54716c
05 Affected products
VendorProductVersionsPlatforms
06 References
- github.comhttps://github.com/Netflix/lemur/issues/117
- www.openwall.com[oss-security] 20151020 Re: CVE request for sqlalchemy-utilshttp://www.openwall.com/lists/oss-security/2015/10/20/3
- github.comhttps://github.com/kvesteri/sqlalchemy-utils/issues/166