What is the CVSS score of CVE-2017-11318?

CVE-2017-11318 has a CVSS 3.0 base score of 8.1 (High). CVSS vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.6%.

Is there a public PoC exploit available for CVE-2017-11318?

Yes, a public proof-of-concept exploit is available for CVE-2017-11318. Prioritise patching immediately. EPSS: 0.6%.

Cobian Backup CVE-2017-11318

HIGH

OS Command Injection (CWE-78)

2017-07-17 cve@mitre.org

Command Injection Cobian Backup

8.1

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

8.1 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Jul 17, 2017 - 13:18 cve.org

HIGH 8.1

DescriptionCVE.org

Cobian Backup 11 client allows man-in-the-middle attackers to add and execute new backup tasks when the master server is spoofed. In addition, the attacker can execute system commands remotely by abusing pre-backup events.

AnalysisAI

Cobian Backup 11 client allows man-in-the-middle attackers to add and execute new backup tasks when the master server is spoofed. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as OS Command Injection (CWE-78), which allows attackers to execute arbitrary operating system commands on the host. Cobian Backup 11 client allows man-in-the-middle attackers to add and execute new backup tasks when the master server is spoofed. In addition, the attacker can execute system commands remotely by abusing pre-backup events. Affected products include: Cobiansoft Cobian Backup.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Avoid passing user input to shell commands. Use language-specific APIs instead of shell execution. Apply strict input validation with allowlists.