Is CVE-2016-9499 in the CISA KEV catalog?

No. CVE-2016-9499 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2016-9499?

CVE-2016-9499 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2016-9499?

CVE-2016-9499 has an EPSS score of 7.77% (94th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2016-9499?

Upgrade ftp server to fta_9_12_220 or later.

CVE & CISA-KEV Catalog

CVE-2016-9499

MEDIUMEPSS 94th pctl

5.3

CVSS v3

NVD

Description

Accellion FTP server prior to version FTA_9_12_220 only returns the username in the server response if the username is invalid. An attacker may use this information to determine valid user accounts and enumerate them.

CWE-204 CWE-200Information Exposure

How to fix

Remediation Available

ftp serverNVD

Affected:< fta_9_12_220Fixed in:fta_9_12_220CVE-2016-9499derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

7.77%probability of exploitation in 30 days

94thpercentile

High risk: more likely to be exploited than 94% of all known CVEs.

References

Exploit1

qualys.com

Third-Party Advisory2

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.