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Script Security CVE-2019-10399

MEDIUM
2019-09-12 jenkinsci-cert@googlegroups.com
4.2
CVSS 3.1 · NVD
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Vulnerability Assessment

Impact

CVSS score of 4.2 (MEDIUM). Attack characteristics: network attack vector, high complexity, low 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 1.0% exploitation probability (EPSS)

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AnalysisAI

A sandbox bypass vulnerability in Jenkins Script Security Plugin 1.62 and earlier related to the handling of property names in property expressions in increment and decrement expressions allowed. Rated medium severity (CVSS 4.2), this vulnerability is remotely exploitable. 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:script-security fix: 1.63

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

A sandbox bypass vulnerability in Jenkins Script Security Plugin 1.62 and earlier related to the handling of property names in property expressions in increment and decrement expressions allowed attackers to execute arbitrary code in sandboxed scripts. Affected products include: Jenkins Script Security.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 4.2 MEDIUM
AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None

DescriptionNVD

A sandbox bypass vulnerability in Jenkins Script Security Plugin 1.62 and earlier related to the handling of property names in property expressions in increment and decrement expressions allowed attackers to execute arbitrary code in sandboxed scripts.

Threat Intelligence Overview

EPSS Score
1.0%
Top 40% exploitable
Data Quality
2 sources
Confidence: Low

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 1.0%
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
No
Human Impact· derived
Medium

Priority Score

22
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +21
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.

Affected Products (CPE)NVD

cpe:2.3:a:jenkins:script_security:*:*:*:*:*:jenkins:*:*
CVE-2019-1003029 CRITICAL POC
9.9 Mar 08

A sandbox bypass vulnerability exists in Jenkins Script Security Plugin 1.53 and earlier in src/main/java/org/jenkinsci/

CVE-2019-1003005 HIGH POC
8.8 Feb 06

A sandbox bypass vulnerability exists in Jenkins Script Security Plugin 1.50 and earlier in src/main/java/org/jenkinsci/

CVE-2019-1003000 HIGH POC
8.8 Jan 22

A sandbox bypass vulnerability exists in Script Security Plugin 1.49 and earlier in src/main/java/org/jenkinsci/plugins/

CVE-2022-43404 CRITICAL
9.9 Oct 19

A sandbox bypass vulnerability involving crafted constructor bodies and calls to sandbox-generated synthetic constructor

CVE-2022-43403 CRITICAL
9.9 Oct 19

A sandbox bypass vulnerability involving casting an array-like value to an array type in Jenkins Script Security Plugin

CVE-2022-43401 CRITICAL
9.9 Oct 19

A sandbox bypass vulnerability involving various casts performed implicitly by the Groovy language runtime in Jenkins Sc

CVE-2020-2279 CRITICAL
9.9 Sep 23

A sandbox bypass vulnerability in Jenkins Script Security Plugin 1.74 and earlier allows attackers with permission to de

CVE-2019-10431 CRITICAL
9.9 Oct 01

A sandbox bypass vulnerability in Jenkins Script Security Plugin 1.64 and earlier related to the handling of default par

CVE-2024-34144 CRITICAL
9.8 May 02

A sandbox bypass vulnerability involving crafted constructor bodies in Jenkins Script Security Plugin 1335.vf07d9ce377a_

CVE-2019-1003040 CRITICAL
9.8 Mar 28

A sandbox bypass vulnerability in Jenkins Script Security Plugin 1.55 and earlier allows attackers to invoke arbitrary c

CVE-2017-1000107 HIGH
8.8 Oct 05

Script Security Plugin did not apply sandboxing restrictions to constructor invocations via positional arguments list, s

CVE-2024-34145 HIGH
8.8 May 02

A sandbox bypass vulnerability involving sandbox-defined classes that shadow specific non-sandbox-defined classes in Jen

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