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CVE-2018-18371

21
FAUCET Score

CVE-2018-18371 is an information disclosure vulnerability in the WebFTP mode of Broadcom ASG/ProxySG appliances, affecting versions prior to 6.7.4.2 for ASG and 6.5.10.15/6.7.4.2 for ProxySG. A malicious user can exploit this to obtain plaintext FTP server credentials via the appliance's web listing. Rated Medium (CVSS 6.5), it requires low privileges and network access, but has no impact on integrity or availability. There is no evidence of active exploitation, public exploit code, or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
>= 6.7, < 6.7.4.2CPE matchmatch criteria
cpe:2.3:a:broadcom:advanced_secure_gateway:*:*:*:*:*:*:*:*
6.6CPE matchmatch criteria
cpe:2.3:a:broadcom:advanced_secure_gateway:6.6:*:*:*:*:*:*:*
>= 6.5, < 6.5.10.15CPE matchmatch criteria
cpe:2.3:a:broadcom:symantec_proxysg:*:*:*:*:*:*:*:*
>= 6.7, < 6.7.4.2CPE matchmatch criteria
cpe:2.3:a:broadcom:symantec_proxysg:*:*:*:*:*:*:*:*
6.6CPE matchmatch criteria
cpe:2.3:a:broadcom:symantec_proxysg:6.6:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.5MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.59%
Probability of exploitation in next 30 days
EPSS Percentile
44.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0059 is in the 55th percentile among its peer group of 21,951 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

support.symantec.com / us/en/article.SYMSA1472.html
Vendor Advisory