What is the CVSS score of CVE-2021-3869?

CVE-2021-3869 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: 1.3%.

Is there a public PoC exploit available for CVE-2021-3869?

Yes, a public proof-of-concept exploit is available for CVE-2021-3869. Prioritise patching immediately. EPSS: 1.3%.

Is there a patch available for CVE-2021-3869?

Yes, a patch is available for CVE-2021-3869. Update the affected software to the latest version immediately.

Corenlp CVE-2021-3869

HIGH

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

2021-10-19 security@huntr.dev

XXE Corenlp

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

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: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

Oct 19, 2021 - 13:15 nvd

HIGH 7.5

Blast Radius

ecosystem impact

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

2 maven packages depend on edu.stanford.nlp:stanford-corenlp (2 direct, 0 indirect)

Ecosystem-wide dependent count for version 4.3.1.

DescriptionNVD

corenlp is vulnerable to Improper Restriction of XML External Entity Reference

AnalysisAI

corenlp is vulnerable to Improper Restriction of XML External Entity Reference. 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 XML External Entity (XXE) (CWE-611), which allows attackers to read arbitrary files or perform SSRF through XML processing. corenlp is vulnerable to Improper Restriction of XML External Entity Reference Affected products include: Stanford Corenlp.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Disable external entity processing in XML parsers, use JSON instead of XML where possible.