What is the CVSS score of CVE-2019-13355?

CVE-2019-13355 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.4%.

Is there a public PoC exploit available for CVE-2019-13355?

Yes, a public proof-of-concept exploit is available for CVE-2019-13355. Prioritise patching immediately. EPSS: 0.4%.

Anti Virus CVE-2019-13355

HIGH

Incorrect Permission Assignment for Critical Resource (CWE-732)

2019-09-24 cve@mitre.org

Privilege Escalation Anti Virus

7.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.8 HIGH

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Sep 24, 2019 - 15:15 nvd

HIGH 7.8

DescriptionNVD

In Total Defense Anti-virus 9.0.0.773, insecure access control for the directory %PROGRAMDATA%\TotalDefense\Consumer\ISS\9\ used by ccschedulersvc.exe allows local attackers to hijack dotnetproxy.exe, which leads to privilege escalation when the ccSchedulerSVC service runs the executable.

AnalysisAI

In Total Defense Anti-virus 9.0.0.773, insecure access control for the directory %PROGRAMDATA%\TotalDefense\Consumer\ISS\9\ used by ccschedulersvc.exe allows local attackers to hijack. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Incorrect Permission Assignment (CWE-732), which allows attackers to access resources due to misconfigured permissions. In Total Defense Anti-virus 9.0.0.773, insecure access control for the directory %PROGRAMDATA%\TotalDefense\Consumer\ISS\9\ used by ccschedulersvc.exe allows local attackers to hijack dotnetproxy.exe, which leads to privilege escalation when the ccSchedulerSVC service runs the executable. Affected products include: Totaldefense Anti-Virus.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Review and restrict file/resource permissions, apply principle of least privilege.