Home/CVE/api/metadata/handler.py in OpenStack Compute (Nova) before 2013.2.4, 2014.x before 2014.1.2, and Juno before Juno-2, whe
CVE

CVE-2014-3517

api/metadata/handler.py in OpenStack Compute (Nova) before 2013.2.4, 2014.x before 2014.1.2, and Juno before Juno-2, whe

api/metadata/handler.py in OpenStack Compute (Nova) before 2013.2.4, 2014.x before 2014.1.2, and Juno before Juno-2, when proxying metadata requests through Neutron, makes it easier for remote attackers to guess instance ID signatures via a brute-force attack that relies on timing differences in responses to instance metadata requests.

MEDIUM · CVSS 4.3 EPSS 0.00398
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-200Exposure of Sensitive Information to an Unauthorized Actor
▤

Affected Products & Versions

3
openstack nova>= 2013.2 and <= 2013.2.4
openstack nova>= 2014.1 and < 2014.1.2
openstack novaall versions
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
PyPI nova MODERATE fixed in 2013.2.4
▣

Scoring & Timeline

4.3
MEDIUM · CVSS v2 (legacy) · secalert@redhat.com
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:M/Au:N/C:P/I:N/A:N
Published to NVD07 Aug 2014 · 11:13 AM
⚑

Vendor Advisories

3
usnUSN-2325-1
rhsaRHSA-2014:0940Moderate
rhsaRHSA-2014:1084Moderate
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.openwall.com/lists/oss-security/2014/07/17/2PatchThird Party Advisory
https://bugs.launchpad.net/nova/+bug/1325128Third Party Advisory
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