CVE-2016-6338

23
FAUCET Score

CVE-2016-6338 describes a session timeout bypass vulnerability in ovirt-engine-webadmin, affecting Red Hat Enterprise Virtualization Manager. A physically proximate attacker can maintain an active webadmin session indefinitely by repeatedly triggering UI queries, circumventing intended timeout restrictions. This medium-severity vulnerability (CVSS 6.8) allows for high impact to confidentiality, integrity, and availability, requiring physical access but no user interaction. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
4.0CPE matchmatch criteria
cpe:2.3:a:redhat:enterprise_virtualization:4.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.8MEDIUM

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

Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
0.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.52%
Probability of exploitation in next 30 days
EPSS Percentile
41.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0052 is in the 79th percentile among its peer group of 1,531 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

redhatpatch availablevia redhat_api
Product: Red Hat Virtualization Engine 4.1Fixed in: org.ovirt.engine-root-0:4.1.8.2-1
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Virtualization 3Fixed in: ovirt-engine

Vendor Advisories (1)

redhatCVE-2016-6338Low

ovirt-engine: webadmin log out must logout all sessions

Aug 27, 2016

References

access.redhat.com / errata/RHSA-2017:3427
bugzilla.redhat.com / show_bug.cgi
ExploitIssue Tracking
securityfocus.com / bid/92666
Third Party AdvisoryVDB Entry