What is the CVSS score of CVE-2018-1000602?

CVE-2018-1000602 has a CVSS 3.0 base score of 5.9 (Medium). CVSS vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N. EPSS exploitation probability: 0.9%.

Is there a patch available for CVE-2018-1000602?

Yes, a patch is available for CVE-2018-1000602. Update the affected software to the latest version immediately.

Session Fixation CVE-2018-1000602

MEDIUM

Session Fixation (CWE-384)

2018-06-26 cve@mitre.org

Authentication Bypass Java Jenkins Session Fixation Saml

5.9

CVSS 3.0 · NVD

View

Vulnerability Assessment

Weakness	CWE CWE-384 OWASP Top 10:2025 A07:2025 - Authentication Failures ASVS 5.0 V7 - Session Management Session fixation prevention
Impact	CVSS score of 5.9 (MEDIUM). Attack characteristics: network attack vector, high complexity, no privileges required, no user interaction not required.
Exploit ScenarioDerived	This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

Patch available 0.9% exploitation probability (EPSS)

Get an e-mail when this CVE is exploited, patched or re-scored. Free account.

Alert me

AnalysisAI

A session fixation vulnerability exists in Jenkins SAML Plugin 1.0.6 and earlier in SamlSecurityRealm.java that allows unauthorized attackers to impersonate another users if they can control the. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affected Packages

maven org.jenkins-ci.plugins:saml fix: 1.0.7

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in maven

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-384. A session fixation vulnerability exists in Jenkins SAML Plugin 1.0.6 and earlier in SamlSecurityRealm.java that allows unauthorized attackers to impersonate another users if they can control the pre-authentication session. Affected products include: Jenkins Saml.

Know when Session Fixation gets its next vulnerability

Watch products and get an email when something new is published
Check this CVE against your own stack and servers
Exploit and PoC references, threat intelligence from 22 sources

Continue with Google Continue with GitHub

No credit card · 7-day full trial

Severity by source

NVD PRIMARY 5.9 MEDIUM

AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

DescriptionNVD

Threat Intelligence Overview

EPSS Score

0.9%

Top 46% exploitable

Data Quality

2 sources

Confidence: Low

NVD

CVE.org

EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity MEDIUM

CISA KEV No

Public POC No

EPSS 0.9%

Patch available Yes

Active threat No

Deciding rule

MEDIUM severity (CVSS 4.0-6.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation· derived

None

System Exposure· derived

Open

Automatable· derived

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +1

CVSS: +30

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Authentication Bypass CRITICAL

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

Affected Products (CPE)NVD

cpe:2.3:a:jenkins:saml:*:*:*:*:*:jenkins:*:*

More in Session Fixation

View all

CVE-2026-102489 CRITICAL Act Now POC

9.4 Sep 30

Session hijacking in self-hosted Zammad 6.3.0 through 6.5.4 allows remote, unauthenticated attackers to take over a legi

CVE-2017-12965 CRITICAL Emergency POC

9.8 Aug 23

Session fixation vulnerability in Apache2Triad 1.5.4 allows remote attackers to hijack web sessions via the PHPSESSID pa

CVE-2025-28242 CRITICAL Emergency POC

9.8 Apr 18

Improper session management in the /login_ok.htm endpoint of DAEnetIP4 METO v1.25 allows attackers to execute a session

CVE-2022-40916 CRITICAL Act Now POC

9.8 Feb 06

Tiny File Manager v2.4.7 and below is vulnerable to session fixation. Rated critical severity (CVSS 9.8), this vulnerabi

CVE-2025-45949 CRITICAL Act Now POC

9.8 Apr 28

A critical vulnerability was found in PHPGurukul User Registration & Login and User Management System V3.3 in the /login

CVE-2023-48929 CRITICAL Act Now POC

9.8 Dec 08

Franklin Fueling Systems System Sentinel AnyWare (SSA) version 1.6.24.492 is vulnerable to Session Fixation. Rated criti

CVE-2023-41012 CRITICAL Act Now POC

9.8 Sep 05

An issue in China Mobile Communications China Mobile Intelligent Home Gateway v.HG6543C4 allows a remote attacker to exe

CVE-2023-31498 CRITICAL Act Now POC

9.8 May 11

A privilege escalation issue was found in PHP Gurukul Hospital Management System In v.4.0 allows a remote attacker to ex

CVE-2022-3269 CRITICAL Act Now POC

9.8 Sep 23

Session Fixation in GitHub repository ikus060/rdiffweb prior to 2.4.7. Rated critical severity (CVSS 9.8), this vulnerab

CVE-2021-39290 CRITICAL Act Now POC

9.8 Aug 23

Certain NetModule devices allow Limited Session Fixation via PHPSESSID. Rated critical severity (CVSS 9.8), this vulnera

CVE-2020-11729 CRITICAL Act Now POC

9.8 Apr 15

An issue was discovered in DAViCal Andrew's Web Libraries (AWL) through 0.60. Rated critical severity (CVSS 9.8), this v

CVE-2019-18418 CRITICAL Act Now POC

9.8 Oct 24

clonos.php in ClonOS WEB control panel 19.09 allows remote attackers to gain full access via change password requests be

Same technique Authentication Bypass

View all

CVE-2015-3306 CRITICAL POC

10.0

CVE-2023-22515 CRITICAL POC

9.8

CVE-2012-4681 CRITICAL POC

9.8

CVE-2013-2465 CRITICAL POC

9.8

CVE-2011-3544 CRITICAL POC

9.8

CVE-2022-40684 CRITICAL POC

9.8

CVE-2025-61882 CRITICAL POC

9.8

CVE-2024-0012 CRITICAL POC

9.3

References

Advisories & patches

ADVISORY https://jenkins.io/security/advisory/2018-06-25/#SECURITY-916

Search Externally

GitHub PoC

Exploit-DB PacketStorm Snyk Rapid7 Nuclei Templates Trickest PoC

Back