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CVE-2013-4179

19
FAUCET Score

CVE-2013-4179 is a denial-of-service vulnerability affecting OpenStack Compute (Nova) Grizzly 2013.1.3, Havana before havana-3, and earlier versions. It allows remote attackers to cause a crash and resource consumption through an XML Entity Expansion (XEE) attack within the security group extension. With a CVSS score of 4.3, this vulnerability has a network attack vector and medium attack complexity, leading to partial availability impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= havana-2CPE matchmatch criteria
cpe:2.3:a:openstack:havana:*:*:*:*:*:*:*:*
havana-1CPE matchmatch criteria
cpe:2.3:a:openstack:havana:havana-1:*:*:*:*:*:*:*
2013.1.3CPE matchmatch criteria
cpe:2.3:a:openstack:compute:2013.1.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.70%
Probability of exploitation in next 30 days
EPSS Percentile
84.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0270 is in the 76th percentile among its peer group of 19,955 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

Patch Available

Vendor Patches (3)

pippatch availablevia ghsa
Product: novaFixed in: 2013.2
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 (2)

pipGHSA-j6xh-q826-55jwmedium

OpenStack Compute (Nova) vulnerable to denial of service via XML Entity Expansion attack

May 17, 2022
redhatCVE-2013-4179Moderate

OpenStack: Nova XML entities DoS

Aug 8, 2013

References

rhn.redhat.com / errata/RHSA-2013-1199.html
PatchVendor Advisory
bugs.launchpad.net / ossa/+bug/1190229
Exploit
ubuntu.com / usn/USN-2005-1