What is the CVSS score of CVE-2016-6517?

CVE-2016-6517 has a CVSS 3.0 base score of 9.8 (Critical). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.3%.

Is there a public PoC exploit available for CVE-2016-6517?

Yes, a public proof-of-concept exploit is available for CVE-2016-6517. Prioritise patching immediately. EPSS: 1.3%.

Liferay CVE-2016-6517

CRITICAL

Path Traversal (CWE-22)

2017-01-23 cve@mitre.org

Path Traversal Liferay

9.8

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Jan 23, 2017 - 21:59 cve.org

CRITICAL 9.8

DescriptionCVE.org

Directory traversal vulnerability in Liferay 5.1.0 allows remote attackers to have unspecified impact via a %2E%2E (encoded dot dot) in the minifierBundleDir parameter to barebone.jsp.

AnalysisAI

Directory traversal vulnerability in Liferay 5.1.0 allows remote attackers to have unspecified impact via a %2E%2E (encoded dot dot) in the minifierBundleDir parameter to barebone.jsp. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. Directory traversal vulnerability in Liferay 5.1.0 allows remote attackers to have unspecified impact via a %2E%2E (encoded dot dot) in the minifierBundleDir parameter to barebone.jsp. Affected products include: Liferay.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.