Vulnerability Details : CVE-2016-8520
HPE Helion Eucalyptus v4.3.0 and earlier does not correctly check IAM user's permissions for accessing versioned objects and ACLs. In some cases, authenticated users with S3 permissions could also access versioned data.
Exploit prediction scoring system (EPSS) score for CVE-2016-8520
Probability of exploitation activity in the next 30 days: 0.10%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 40 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2016-8520
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
6.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:P |
8.0
|
6.4
|
NIST |
|
8.8
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2016-8520
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-8520
-
https://support.hpe.com/hpsc/doc/public/display?docId=emr_na-c05363782
HPSBGN03687 rev.1 - HPE Helion Eucalyptus, Remote Unauthorized Access, Unauthorized Modification, Unauthorized Disclosure of InformationVendor Advisory
-
http://www.securityfocus.com/bid/95369
HP Helion Eucalyptus CVE-2016-8520 Security Bypass VulnerabilityThird Party Advisory;VDB Entry
Products affected by CVE-2016-8520
- cpe:2.3:a:eucalyptus:eucalyptus:*:*:*:*:*:*:*:*