Medium severity · published Mar 23, 2023
CVE-2023-0056
An uncontrolled resource consumption vulnerability was discovered in HAProxy which could crash the service
6.5
CVSS
1.8%
EPSS
No
On KEV
Description
An uncontrolled resource consumption vulnerability was discovered in HAProxy which could crash the service. This issue could allow an authenticated remote attacker to run a specially crafted malicious server in an OpenShift cluster. The biggest impact is to availability.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.8% · higher than 79% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CS
Ceph Storage · Redhat
5.0 · source: NVD
EP
Extra Packages For Enterprise Linux · Fedoraproject
8.0 · source: NVD
FE
Fedora · Fedoraproject
36; 37 · source: NVD
HA
Haproxy · Haproxy
All versions, or not specified · source: NVD
OC
Openshift Container Platform · Redhat
4.12; 4.10; 4.11; 4.12; 4.10; 4.11; +1 more · source: NVD
OC
Openshift Container Platform For Ibm Linuxone · Redhat
4.12; 4.10; 4.11; 4.12 · source: NVD
OC
Openshift Container Platform For Power · Redhat
4.12; 4.10; 4.11; 4.12 · source: NVD
OC
Openshift Container Platform Ibm Z Systems · Redhat
4.12; 4.10; 4.11; 4.12 · source: NVD
SC
Software Collections · Redhat
All versions, or not specified · source: NVD
Affected product
EP
Extra Packages For Enterprise Linux
Fedoraproject
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-0056
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-0056
Vendor Advisory
https://access.redhat.com/security/cve/CVE-2023-0056
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