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CVE-1999-1529

33
FAUCET Score

CVE-1999-1529 describes a critical buffer overflow vulnerability within the HELO command of Trend Micro Interscan VirusWall SMTP gateway versions 3.23 and 3.3 for Windows NT. This flaw allows an unauthenticated attacker to remotely execute arbitrary code on the affected system. With a CVSS score of 7.5 (HIGH), it presents a significant risk due to its network-based attack vector and potential for complete compromise of confidentiality, integrity, and availability. While not listed on the KEV catalog, exploit code is publicly available via ExploitDB, indicating a clear path for exploitation. Despite its age, the vulnerability has a high FAUCET Risk Score of 95/100, suggesting continued relevance or potential for impact in unpatched legacy systems.

Impacted Technologies

VendorProductVersion(s)CPE
3.3CPE matchmatch criteria
cpe:2.3:a:trend_micro:interscan_viruswall:3.3:*:*:*:*:*:*:*
3.23CPE matchmatch criteria
cpe:2.3:a:trend_micro:interscan_viruswall:3.23:*:*:*:*:*:*:*

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
12.07%
Probability of exploitation in next 30 days
EPSS Percentile
95.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-19612 · Nov 7, 1999
This CVE's current EPSS score of 0.1207 is in the 93rd percentile among its peer group of 51,553 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
marc.info
marc.info
marc.info
marc.info
exchange.xforce.ibmcloud.com / vulnerabilities/3465
securityfocus.com / archive/1/55551
ExploitVendor Advisory
securityfocus.com / bid/787
ExploitPatchVendor Advisory