What is the CVSS score of CVE-2018-1000840?

CVE-2018-1000840 has a CVSS 3.0 base score of 6.5 (Medium). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N. EPSS exploitation probability: 2.2%.

Is there a public PoC exploit available for CVE-2018-1000840?

Yes, a public proof-of-concept exploit is available for CVE-2018-1000840. Prioritise patching immediately. EPSS: 2.2%.

Processing CVE-2018-1000840

MEDIUM

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

2018-12-20 cve@mitre.org

XXE Processing

6.5

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

6.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Dec 20, 2018 - 15:29 nvd

MEDIUM 6.5

DescriptionNVD

Processing Foundation Processing version 3.4 and earlier contains a XML External Entity (XXE) vulnerability in loadXML() function that can result in An attacker can read arbitrary files and exfiltrate their contents via HTTP requests. This attack appear to be exploitable via The victim must use Processing to parse a crafted XML document.

AnalysisAI

Processing Foundation Processing version 3.4 and earlier contains a XML External Entity (XXE) vulnerability in loadXML() function that can result in An attacker can read arbitrary files and. Rated medium severity (CVSS 6.5), 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. Processing Foundation Processing version 3.4 and earlier contains a XML External Entity (XXE) vulnerability in loadXML() function that can result in An attacker can read arbitrary files and exfiltrate their contents via HTTP requests. This attack appear to be exploitable via The victim must use Processing to parse a crafted XML document. Affected products include: Processing. Version information: version 3.4.

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.