What is the CVSS score of CVE-2019-5312?

CVE-2019-5312 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.7%.

Is there a public PoC exploit available for CVE-2019-5312?

Yes, a public proof-of-concept exploit is available for CVE-2019-5312. Prioritise patching immediately. EPSS: 1.7%.

Is there a patch available for CVE-2019-5312?

Yes, a patch is available for CVE-2019-5312. Update the affected software to the latest version immediately.

Java CVE-2019-5312

CRITICAL

Improper Restriction of XML External Entity Reference (CWE-611)

2019-01-04 cve@mitre.org

XXE Java Wxjava

9.8

CVSS 3.1 · 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:3.1/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 04, 2019 - 16:29 nvd

CRITICAL 9.8

Blast Radius

ecosystem impact

† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth

5 maven packages depend on com.github.binarywang:weixin-java-common (5 direct, 0 indirect)

Ecosystem-wide dependent count for version 3.3.2.B.

DescriptionNVD

An issue was discovered in weixin-java-tools v3.3.0. There is an XXE vulnerability in the getXmlDoc method of the BaseWxPayResult.java file. NOTE: this issue exists because of an incomplete fix for CVE-2018-20318.

AnalysisAI

An issue was discovered in weixin-java-tools v3.3.0. 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 XML External Entity (XXE) (CWE-611), which allows attackers to read arbitrary files or perform SSRF through XML processing. An issue was discovered in weixin-java-tools v3.3.0. There is an XXE vulnerability in the getXmlDoc method of the BaseWxPayResult.java file. NOTE: this issue exists because of an incomplete fix for CVE-2018-20318. Affected products include: Wxjava Project Wxjava.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Disable external entity processing in XML parsers, use JSON instead of XML where possible.