VDB-219578 · CVE-2023-24456 · EUVD-2023-0427

Keycloak Authentication Plugin up to 2.3.0 on Jenkins session expiration

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.7	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Keycloak Authentication Plugin up to 2.3.0 on Jenkins. The impacted element is an unknown function. Such manipulation leads to session expiration. This vulnerability is listed as CVE-2023-24456. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in Keycloak Authentication Plugin up to 2.3.0 on Jenkins (Jenkins Plugin) and classified as problematic. Affected by this issue is some unknown functionality. The manipulation with an unknown input leads to a session expiration vulnerability. Using CWE to declare the problem leads to CWE-613. According to WASC, "Insufficient Session Expiration is when a web site permits an attacker to reuse old session credentials or session IDs for authorization." Impacted is confidentiality. CVE summarizes:

Jenkins Keycloak Authentication Plugin 2.3.0 and earlier does not invalidate the previous session on login.

The weakness was presented 01/27/2023. The advisory is available at jenkins.io. This vulnerability is handled as CVE-2023-24456 since 01/23/2023. The technical details are unknown and an exploit is not available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-0427). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Jenkins Plugin

Name

Keycloak Authentication Plugin

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.7

VulDB Base Score: 3.7
VulDB Temp Score: 3.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Session expiration
CWE: CWE-613
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/23/2023 🔍
01/27/2023 +4 days 🔍
01/27/2023 +0 days 🔍
07/04/2025 +889 days 🔍

Sourcesinfo

Advisory: jenkins.io
Status: Confirmed

CVE: CVE-2023-24456 (🔍)
GCVE (CVE): GCVE-0-2023-24456
GCVE (VulDB): GCVE-100-219578
EUVD: 🔍

Entryinfo

Created: 01/27/2023 11:26
Updated: 07/04/2025 12:07
Changes: 01/27/2023 11:26 (38), 02/23/2023 10:28 (11), 07/04/2025 12:07 (16)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.