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CVE-1999-1515

24
FAUCET Score

CVE-1999-1515 describes a denial-of-service vulnerability in TenFour TFS Gateway 4.0, stemming from a non-default configuration. An attacker can exploit this by sending messages with invalid sender and recipient addresses, causing the gateway to repeatedly attempt message returns every 10 seconds. This vulnerability has a CVSS score of 5.0 (Medium), indicating it can be exploited remotely with low complexity to achieve partial availability impact. While there is no evidence of active exploitation or Metasploit/Nuclei modules, an exploit is available on ExploitDB, and there is no significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
4.0CPE matchmatch criteria
cpe:2.3:a:tenfour:tfs_gateway:4.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

AV:N/AC:L/Au:N/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
4.64%
Probability of exploitation in next 30 days
EPSS Percentile
90.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
ExploitDB: EDB-19477 · Aug 31, 1999
This CVE's current EPSS score of 0.0464 is in the 87th percentile among its peer group of 23,701 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 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

exchange.xforce.ibmcloud.com / vulnerabilities/3290
securityfocus.com / bid/613
ExploitPatchVendor Advisory