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CVE-2016-3085

24
FAUCET Score

CVE-2016-3085 is an authentication bypass vulnerability affecting Apache CloudStack versions 4.5.x, 4.6.x, 4.7.x, and 4.8.x when SAML-based authentication is enabled. This flaw allows remote attackers to bypass authentication and gain unauthorized access to the user interface through the SAML plugin. Rated as MEDIUM severity (CVSS 6.5), it has a network attack vector and high attack complexity, potentially leading to unauthorized information disclosure and integrity compromise. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
4.7.0CPE matchmatch criteria
cpe:2.3:a:apache:cloudstack:4.7.0:*:*:*:*:*:*:*
4.5.1CPE matchmatch criteria
cpe:2.3:a:apache:cloudstack:4.5.1:*:*:*:*:*:*:*
4.5.2CPE matchmatch criteria
cpe:2.3:a:apache:cloudstack:4.5.2:*:*:*:*:*:*:*
4.6.0CPE matchmatch criteria
cpe:2.3:a:apache:cloudstack:4.6.0:*:*:*:*:*:*:*
4.6.1CPE matchmatch criteria
cpe:2.3:a:apache:cloudstack:4.6.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.5MEDIUM

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.2
Impact Score
4.2
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.86%
Probability of exploitation in next 30 days
EPSS Percentile
85.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0286 is in the 78th percentile among its peer group of 19,954 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/137390/Apache-CloudStack-4.5.0-Authentication-Bypass.html
securityfocus.com / archive/1/538636/100/0/threaded