What is the CVSS score of CVE-2018-20437?

CVE-2018-20437 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 2.4%.

Is there a public PoC exploit available for CVE-2018-20437?

Yes, a public proof-of-concept exploit is available for CVE-2018-20437. Prioritise patching immediately. EPSS: 2.4%.

Is there a patch available for CVE-2018-20437?

Yes, a patch is available for CVE-2018-20437. Update the affected software to the latest version immediately.

Febs Shiro CVE-2018-20437

HIGH

Path Traversal (CWE-22)

2018-12-25 cve@mitre.org

Path Traversal Febs Shiro

7.5

CVSS 3.1 · Vendor: mitre

Severity by source

Vendor (mitre) PRIMARY

7.5 HIGH

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

Primary rating from Vendor (mitre) · only source for this CVE.

CVSS VectorVendor: mitre

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Dec 25, 2018 - 15:29 cve.org

HIGH 7.5

DescriptionCVE.org

An issue was discovered in the fileDownload function in the CommonController class in FEBS-Shiro before 2018-11-05. An attacker can download a file via a request of the form /common/download?filename=1.jsp&delete=false. NOTE: the software maintainer disputes the significance of this report because the product uses a JAR archive for deployment, and this contains application.yml with configuration data

AnalysisAI

An issue was discovered in the fileDownload function in the CommonController class in FEBS-Shiro before 2018-11-05. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. An issue was discovered in the fileDownload function in the CommonController class in FEBS-Shiro before 2018-11-05. An attacker can download a file via a request of the form /common/download?filename=1.jsp&delete=false. NOTE: the software maintainer disputes the significance of this report because the product uses a JAR archive for deployment, and this contains application.yml with configuration data Affected products include: Mrbird Febs-Shiro. Version information: before 2018.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.