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CVE-2013-4261

13
FAUCET Score

CVE-2013-4261 describes a denial-of-service vulnerability in OpenStack Compute (Nova) Folsom, Grizzly, and earlier versions, specifically when using Apache Qpid as the RPC backend. This flaw allows authenticated remote attackers to exhaust connection pools by sending long strings to an instance console and then retrieving the console log. The vulnerability has a CVSS score of 3.5 (low severity), indicating a network-based attack with medium complexity requiring authentication, leading to partial availability impact. There is no known active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= -CPE matchmatch criteria
cpe:2.3:a:openstack:folsom:*:*:*:*:*:*:*:*
<= -CPE matchmatch criteria
cpe:2.3:a:openstack:grizzly:*:*:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:a:redhat:openstack:3.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

3.5LOW

AV:N/AC:M/Au:S/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
SINGLE
Exploitability Score
6.8
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.74%
Probability of exploitation in next 30 days
EPSS Percentile
75.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0174 is in the 85th percentile among its peer group of 1,636 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

Remediation

Patch Available

Vendor Patches (3)

redhatpatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: OpenStack 3 for RHEL 6Fixed in: openstack-nova-0:2013.1.3-3.el6ost
View patch
redhatno patchvia redhat_api
Product: Red Hat OpenStack Platform 4Fixed in: openstack-nova

Vendor Advisories (1)

redhatCVE-2013-4261Moderate

OpenStack: openstack-nova-compute console-log DoS

Aug 20, 2013

References

rhn.redhat.com / errata/RHSA-2013-1199.html
Vendor Advisory
bugs.launchpad.net / nova/+bug/1215091
Exploit
bugzilla.redhat.com / show_bug.cgi
ExploitPatch
bugzilla.redhat.com / show_bug.cgi
seclists.org / oss-sec/2013/q3/595
Patch