What is the CVSS score of CVE-2020-14029?

CVE-2020-14029 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: 1.4%.

Is there a public PoC exploit available for CVE-2020-14029?

Yes, a public proof-of-concept exploit is available for CVE-2020-14029. Prioritise patching immediately. EPSS: 1.4%.

Ozeki Ng Sms Gateway CVE-2020-14029

HIGH

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

2020-09-18 cve@mitre.org

SSRF XXE Ozeki Ng Sms Gateway

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

Sep 18, 2020 - 18:15 nvd

HIGH 7.5

DescriptionNVD

An issue was discovered in Ozeki NG SMS Gateway through 4.17.6. The RSS To SMS module processes XML files in an unsafe manner. This opens the application to an XML External Entity attack that can be used to perform SSRF or read arbitrary local files.

AnalysisAI

An issue was discovered in Ozeki NG SMS Gateway through 4.17.6. Rated high severity (CVSS 7.5), 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. An issue was discovered in Ozeki NG SMS Gateway through 4.17.6. The RSS To SMS module processes XML files in an unsafe manner. This opens the application to an XML External Entity attack that can be used to perform SSRF or read arbitrary local files. Affected products include: Ozeki Ozeki Ng Sms Gateway. Version information: through 4.17.6..

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.