What is the CVSS score of CVE-2017-8794?

CVE-2017-8794 has a CVSS 3.0 base score of 10.0 (Critical). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N. EPSS exploitation probability: 0.3%.

Is there a public PoC exploit available for CVE-2017-8794?

Yes, a public proof-of-concept exploit is available for CVE-2017-8794. Prioritise patching immediately. EPSS: 0.3%.

File Transfer Appliance CVE-2017-8794

CRITICAL

Server-Side Request Forgery (SSRF) (CWE-918)

2017-05-05 cve@mitre.org

SSRF File Transfer Appliance

10.0

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

10.0 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

None

Lifecycle Timeline

CVE Published

May 05, 2017 - 18:29 cve.org

CRITICAL 10.0

DescriptionCVE.org

An issue was discovered on Accellion FTA devices before FTA_9_12_180. Because a regular expression (intended to match local https URLs) lacks an initial ^ character, courier/web/1000@/wmProgressval.html allows SSRF attacks with a file:///etc/passwd#https:// URL pattern.

AnalysisAI

An issue was discovered on Accellion FTA devices before FTA_9_12_180. Rated critical severity (CVSS 10.0), 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 Server-Side Request Forgery (SSRF) (CWE-918), which allows attackers to make the server perform requests to unintended internal or external resources. An issue was discovered on Accellion FTA devices before FTA_9_12_180. Because a regular expression (intended to match local https URLs) lacks an initial ^ character, courier/web/1000@/wmProgressval.html allows SSRF attacks with a file:///etc/passwd#https:// URL pattern. Affected products include: Accellion File Transfer Appliance.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and allowlist destination URLs, block requests to internal networks, use network segmentation.