High severity · published Jun 18, 2018
CVE-2018-1333
By specially crafting HTTP/2 requests, workers would be allocated 60 seconds longer than necessary, leading to worker exhaustion and a denial of service
7.5
CVSS
16.5%
EPSS
No
On KEV
Description
By specially crafting HTTP/2 requests, workers would be allocated 60 seconds longer than necessary, leading to worker exhaustion and a denial of service. Fixed in Apache HTTP Server 2.4.34 (Affected 2.4.18-2.4.30,2.4.33).
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)16.5% · higher than 97% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HS
HTTP Server · Apache
2.4.18 through 2.4.30; 2.4.33 · source: NVD
CB
Cloud Backup · Netapp
All versions, or not specified · source: NVD
JC
Jboss Core Services · Redhat
1.0 · source: NVD
SA
Storage Automation Store · Netapp
All versions, or not specified · source: NVD
UL
Ubuntu Linux · Canonical
18.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-1333
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-1333
Third Party Advisory
http://www.securitytracker.com/id/1041402
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3558
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0366
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0367
Vendor Advisory
https://httpd.apache.org/security/vulnerabilities_24.html#CVE-2018-1333
lists.apache.org
https://lists.apache.org/thread.html/56c2e7cc9deb1c12a843d0dc251ea7fd3e7e80293cde02fcd65286ba%40%3Ccvs.httpd.apache.org%3E
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