HIGH
Symfony vulnerable to denial of service via a malicious HTTP Host header
Published May 30, 2024
7.5
HIGHCVSS 3.1
EPSS 1.66%
Description
Symfony vulnerable to denial of service via a malicious HTTP Host header
Affected products
No data.
No data.
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
7.5 HIGH GHSA
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.66% 0.01663
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Jun 12, 2026.
EPSS probability 0.01663
Score over time
Not enough EPSS history yet for a chart. At least two recorded scores are needed.
Percentile over time
Not enough EPSS history yet for a chart. At least two recorded scores are needed.
Weaknesses (1)
References (7)
- https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/http-foundation/CVE-2014-5244.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2014-5244.yaml
- https://github.com/advisories/GHSA-v77v-x634-9m56 Advisory
- https://github.com/symfony/symfony/commit/1ee96a8b1b0987ffe2a62dca7ad268bf9edfa9b8
- https://github.com/symfony/symfony/pull/11828
- https://symfony.com/blog/cve-2014-5244-denial-of-service-with-a-malicious-http-host-header
- https://symfony.com/cve-2014-5244
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status n/a
Assigner n/a
Published May 30, 2024
Updated n/a
Reserved n/a
Link CVE-2014-5244
CISA Vulnrichment
GHSA-V77V-X634-9M56 Updated n/a