CVE-2011-4076

MEDIUM
5.9
CVSS Score
Published: November 26, 2019 at 03:53 AM UTC
Updated: June 16, 2026 at 11:34 PM UTC
2 products affected across 2 vendorsNovaNova

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Severity
MEDIUM5.9
Exploit prediction
EPSS 1%

Description

OpenStack Nova before 2012.1 allows someone with access to an EC2_ACCESS_KEY (equivalent to a username) to obtain the EC2_SECRET_KEY (equivalent to a password). Exposing the EC2_ACCESS_KEY via http or tools that allow man-in-the-middle over https could allow an attacker to easily obtain the EC2_SECRET_KEY. An attacker could also presumably brute force values for EC2_ACCESS_KEY.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

2010.1 ≤ v < 2012.1
Affected range stops below 2012.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (5)

x_refsource_MISCExploitIssue TrackingPatchThird Party Advisory
https://bugs.launchpad.net/nova/+bug/868360
x_refsource_MISCExploitIssue TrackingThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-4076
x_refsource_MISCMailing ListPatchThird Party Advisory
https://www.openwall.com/lists/oss-security/2011/10/25/4

CVSS

Attack Vector
NETWORK
Complexity
HIGH
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-200

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