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CVE-2023-50868

🗓️ 14 Feb 2024 00:00:00Reported by mitreType 
cve
 cve🔗 web.nvd.nist.gov📰️ 1 Media mentions👁 11295 Views

The DNS protocol in RFC 5155 allows remote attackers to cause denial of service via CPU consumption for SHA-1 computations

Related
Detection
Refs
Social
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: Vulnerabilities in bind and dnsmasq affect IBM SAN Volume Controller, IBM Storwize, IBM Spectrum Virtualize and IBM FlashSystem products
26 Feb 202515:47
–ibm
IBM Security Bulletins		Security Bulletin: AIX is vulnerable to denial of service due to ISC BIND
5 Jun 202416:04
–ibm
IBM Security Bulletins		Security Bulletin: IBM QRadar SIEM contains multiple vulnerabilities
6 Jun 202414:36
–ibm
IBM Security Bulletins		Security Bulletin: IBM Watson Assistant for IBM Cloud Pak for Data is vulnerable ISC BIND denial of service vulnerabilities.
6 Aug 202421:29
–ibm
IBM Security Bulletins		Security Bulletin: IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data is vulnerable to a denial of service in ISC BIND [CVE-2023-50868]
20 Jun 202418:01
–ibm
IBM Security Bulletins		Security Bulletin: IBM Technical Support Appliance - possible excessive CPU usage or denial of service
21 Nov 202421:46
–ibm
IBM Security Bulletins		Security Bulletin: IBM Observability with Instana using third-party Kubernetes Operators is affected by Multiple Security Vulnerabilities
13 Jun 202406:21
–ibm
IBM Security Bulletins		Security Bulletin: Vulnerabilities in libmaxminddb, dnsmasq and bind affect IBM SAN Volume Controller, IBM Storwize, IBM Spectrum Virtualize and IBM FlashSystem product
24 Sep 202409:01
–ibm
IBM Security Bulletins		Security Bulletin: ISC BIND on IBM i is vulnerable to denial of service attacks due to multiple vulnerabilities.
1 Mar 202415:22
–ibm
IBM Security Bulletins		Security Bulletin: Vulnerability in BIND affects IBM Integrated Analytics System [CVE-2023-50868]
14 Nov 202413:57
–ibm
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NVD
Node
iscbindRange9.0.0–9.16.48-
OR
iscbindRange9.9.3–9.16.48supported_preview
OR
iscbindRange9.18.0–9.18.24-
OR
iscbindRange9.18.11–9.18.24s1supported_preview
OR
iscbindRange9.19.0–9.19.21-
Node
fedoraprojectfedoraMatch38
OR
fedoraprojectfedoraMatch39
Node
debiandebian_linuxMatch10.0
OR
debiandebian_linuxMatch11.0
Node
redhatenterprise_linuxMatch6.0
OR
redhatenterprise_linuxMatch7.0
OR
redhatenterprise_linuxMatch8.0
OR
redhatenterprise_linuxMatch8.2
OR
redhatenterprise_linuxMatch8.4
Node
powerdnsrecursorRange<4.8.5
OR
powerdnsrecursorRange4.9.0–4.9.3
OR
powerdnsrecursorRange5.0.0–5.0.2
Node
netappbootstrap_osMatch-
AND
netapphci_compute_nodeMatch-
Node
netappactive_iq_unified_managerMatch-vmware_vsphere
Node
netapphci_baseboard_management_controllerMatch-
AND
netapph300sMatch-
OR
netapph410cMatch-
OR
netapph410sMatch-
OR
netapph500sMatch-
OR
netapph700sMatch-
SourceLink
nlnetlabswww.nlnetlabs.nl/news/2024/Feb/13/unbound-1.19.1-released/
securitywww.security.netapp.com/advisory/ntap-20240307-0008/
listswww.lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZDZFMEKQTZ4L7RY46FCENWFB5MDT263R/
listswww.lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UQESRWMJCF4JEYJEAKLRM6CT55GLJAB7/
listswww.lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IGSLGKUAQTW5JPPZCMF5YPEYALLRUZZ6/
listswww.lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PNNHZSZPG2E7NBMBNYPGHCFI4V4XRWNQ/
openwallwww.openwall.com/lists/oss-security/2024/02/16/3
listswww.lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RGS7JN6FZXUSTC2XKQHH27574XOULYYJ/
openwallwww.openwall.com/lists/oss-security/2024/02/16/2
listswww.lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6FV5O347JTX7P5OZA6NGO4MKTXRXMKOZ/
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23 Dec 2025 20:20Current
7.6High risk
Vulners AI Score7.6
CVSS 3.17.5
EPSS0.1242
SSVC
CWE-400
cve-2023-50868dns protocolrfc 5155remote attackersdenial of servicecpu consumptionsha-1nsec3hash functiondnssec
11295