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CVE-1999-1533

29
FAUCET Score

CVE-1999-1533 describes a denial-of-service vulnerability in the Eicon Technology Diva LAN ISDN modem, specifically affecting the HTTP service's login.htm file, and also impacting Trend Micro InterScan VirusWall. A remote attacker can exploit this by submitting an excessively long password, causing the device to hang. This vulnerability is rated as HIGH severity (CVSS 7.5), indicating it can be exploited remotely with low complexity and without authentication, leading to a complete loss of availability. While not on the KEV catalog and with no active exploitation intelligence, a public exploit is available on ExploitDB, though there is no community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
3.2.3CPE matchmatch criteria
cpe:2.3:a:trend_micro:interscan_viruswall:3.2.3:*:*:*:*:*:*:*
3.3CPE matchmatch criteria
cpe:2.3:a:trend_micro:interscan_viruswall:3.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.91%
Probability of exploitation in next 30 days
EPSS Percentile
85.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-19513 · Sep 27, 1999
This CVE's current EPSS score of 0.0291 is in the 74th percentile among its peer group of 51,551 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, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

marc.info
exchange.xforce.ibmcloud.com / vulnerabilities/3317
securityfocus.com / bid/665