CVE-2023-38200

Keylime: registrar is subject to a dos against ssl connections

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Attend

*SSVC

Descriptions

A flaw was found in Keylime. Due to their blocking nature, the Keylime registrar is subject to a remote denial of service against its SSL connections. This flaw allows an attacker to exhaust all available connections.

Se encontró una falla en Keylime. Debido a su naturaleza de bloqueo, el registrador de Keylime está sujeto a una denegación de servicio remota contra sus conexiones SSL. Esta falla permite a un atacante agotar todas las conexiones disponibles.

*Credits: N/A

CVSS Scores

NISTv3.1 7.5

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

* Common Vulnerability Scoring System

SSVC

Decision:Attend

Exploitation

None

Automatable

Yes

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2023-07-13 CVE Reserved
2023-07-24 CVE Published
2024-09-16 CVE Updated
2024-09-17 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-400: Uncontrolled Resource Consumption
CWE-834: Excessive Iteration

CAPEC

References (5)

URL	Tag	Source
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZIZZB5NHNCS5D2AEH3ZAO6OQC72IK7WS	Mailing List

URL	Date	SRC

URL	Date	SRC
https://github.com/keylime/keylime/pull/1421	2023-12-28

URL	Date	SRC
https://access.redhat.com/errata/RHSA-2023:5080	2023-12-28
https://access.redhat.com/security/cve/CVE-2023-38200	2023-09-12
https://bugzilla.redhat.com/show_bug.cgi?id=2222692	2023-09-12

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Keylime Search vendor "Keylime"		Keylime Search vendor "Keylime" for product "Keylime"				-		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux"				9.0 Search vendor "Redhat" for product "Enterprise Linux" and version "9.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Eus Search vendor "Redhat" for product "Enterprise Linux Eus"				9.2 Search vendor "Redhat" for product "Enterprise Linux Eus" and version "9.2"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux For Ibm Z Systems Search vendor "Redhat" for product "Enterprise Linux For Ibm Z Systems"				9.0_s390x Search vendor "Redhat" for product "Enterprise Linux For Ibm Z Systems" and version "9.0_s390x"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux For Ibm Z Systems Eus Search vendor "Redhat" for product "Enterprise Linux For Ibm Z Systems Eus"				9.2_s390x Search vendor "Redhat" for product "Enterprise Linux For Ibm Z Systems Eus" and version "9.2_s390x"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux For Power Little Endian Search vendor "Redhat" for product "Enterprise Linux For Power Little Endian"				9.0_ppc64le Search vendor "Redhat" for product "Enterprise Linux For Power Little Endian" and version "9.0_ppc64le"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux For Power Little Endian Eus Search vendor "Redhat" for product "Enterprise Linux For Power Little Endian Eus"				9.0_ppc64le Search vendor "Redhat" for product "Enterprise Linux For Power Little Endian Eus" and version "9.0_ppc64le"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Aus Search vendor "Redhat" for product "Enterprise Linux Server Aus"				9.2 Search vendor "Redhat" for product "Enterprise Linux Server Aus" and version "9.2"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				38 Search vendor "Fedoraproject" for product "Fedora" and version "38"		-		Affected