What is the CVSS score of CVE-2020-13499?

CVE-2020-13499 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: 2.9%.

Is there a public PoC exploit available for CVE-2020-13499?

Yes, a public proof-of-concept exploit is available for CVE-2020-13499. Prioritise patching immediately. EPSS: 2.9%.

Edna Enterprise Data Historian CVE-2020-13499

CRITICAL

SQL Injection (CWE-89)

2020-09-24 talos-cna@cisco.com

SQLi Edna Enterprise Data Historian

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

Sep 24, 2020 - 15:15 nvd

CRITICAL 9.8

DescriptionNVD

An SQL injection vulnerability exists in the CHaD.asmx web service functionality of eDNA Enterprise Data Historian 3.0.1.2/7.5.4989.33053. Specially crafted SOAP web requests can cause SQL injections resulting in data compromise. Parameter InstancePath in CHaD.asmx is vulnerable to unauthenticated SQL injection attacks.

AnalysisAI

An SQL injection vulnerability exists in the CHaD.asmx web service functionality of eDNA Enterprise Data Historian 3.0.1.2/7.5.4989.33053. 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 SQL Injection (CWE-89), which allows attackers to execute arbitrary SQL commands against the database. An SQL injection vulnerability exists in the CHaD.asmx web service functionality of eDNA Enterprise Data Historian 3.0.1.2/7.5.4989.33053. Specially crafted SOAP web requests can cause SQL injections resulting in data compromise. Parameter InstancePath in CHaD.asmx is vulnerable to unauthenticated SQL injection attacks. Affected products include: Aveva Edna Enterprise Data Historian.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use parameterized queries/prepared statements. Never concatenate user input into SQL. Apply least-privilege database permissions.