CVE-2014-7821: fedoraproject fedora Improper Input Validation
CVSS: 4.0v2.0MediumModified
AliasesRHSA-2014:1938RHSA-2014:1942RHSA-2015:0044DEBIAN-CVE-2014-7821
Published 24-11-2014Last modified 06-08-2024
Vulnerability summary
CVE-2014-7821 is a medium (CVSS 4.0) Improper Input Validation vulnerability in fedoraproject fedora. EPSS estimates a 3.94% chance of exploitation in the next 30 days, higher than 90.2% of scored vulnerabilities.
CVSS score
4.0/10
010
Medium · v2.0 (NVD)EPSS score
3.94%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 24-11-2014PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
OpenStack Neutron before 2014.1.4 and 2014.2.x before 2014.2.1 allows remote authenticated users to cause a denial of service (crash) via a crafted dns_nameservers value in the DNS configuration.
CVSS metrics
1 score · 1 source · 1 versionMedium 4.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:S/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
3.94%
Chance of exploitation in the next 30 days
Percentile
90%
Versus all other CVEs
30-day change
0.00 pp
From 3.94% on 18-09-2026
18-09-202618-10-2026
EPSS score3.94%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-20Improper Input ValidationThe product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
- CWE-399Resource Management ErrorsWeaknesses in this category are related to improper management of system resources.
Affected systems
Redhat25 products
- openstack4.0
- openstack-neutron< 0:2014.1.3-12.el6ost | < 0:2014.1.3-11.el7ost | < 0:2013.2.4-6.el6ost
- openstack-neutron-bigswitch< 0:2014.1.3-12.el6ost | < 0:2014.1.3-11.el7ost | < 0:2013.2.4-6.el6ost
- openstack-neutron-brocade< 0:2014.1.3-12.el6ost | < 0:2014.1.3-11.el7ost | < 0:2013.2.4-6.el6ost
- openstack-neutron-cisco< 0:2014.1.3-12.el6ost | < 0:2014.1.3-11.el7ost | < 0:2013.2.4-6.el6ost
Debian1 product
- neutron< 2014.1.3-6
Fedoraproject1 product
- fedoraEOL20
Openstack1 product
- neutron≥ 2012.2.1, < 2014.1.4 | ≥ 2014.2, < 2014.2.1
4 vendors · 28 products
References
26 links- lists.fedoraproject.org/pipermail/package-announce/2015-April/155351.htmlVendor AdvisoryX Refsource FEDORAThird Party Advisory
- www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.htmlX Refsource CONFIRMThird Party Advisory
- lists.openstack.org/pipermail/openstack-announce/2014-November/000303.htmlMailing ListX Refsource MLISTPatchVendor Advisory
