A buffer overflow in reggo.dll file used by Trend Micro InterScan VirusWall prior to 3.51 build 1349 for Windows NT 3.5 and InterScan WebMan
A buffer overflow in reggo.dll file used by Trend Micro InterScan VirusWall prior to 3.51 build 1349 for Windows NT 3.5 and InterScan WebManager 1.2 allows a local attacker to execute arbitrary code.
- Published
- Sep 20, 2001
- Updated
- Jun 16, 2026
- EPSS
- 0.6% · 46th percentile
- CWE
- —
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Report tools
Action score
18
Monitor
Low priority for now.
- CVSS
- 18 / 40 · 4.6 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.6%
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| trend micro | interscan viruswall | cpe:2.3:a:trend_micro:interscan_viruswall |
| trend micro | interscan webmanager | cpe:2.3:a:trend_micro:interscan_webmanager |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- trend micro interscan viruswall3.51
- trend micro interscan webmanager1.2
Same product
trend micro: all recordsOther highest-scoring records for the same primary product.
- CVE-2001-0679A buffer overflow in InterScan VirusWall 3.23 and 3.3 allows a remote attacker to execute arbitrary code by sending a long HELO command to t45Plan
- CVE-2001-0432Buffer overflows in various CGI programs in the remote administration service for Trend Micro Interscan VirusWall 3.01 allow remote attacker43Plan
- CVE-2001-1573Buffer overflow in smtpscan.dll for Trend Micro InterScan VirusWall 3.51 for Windows NT has allows remote attackers to execute arbitrary cod41Plan
- CVE-2001-1574Buffer overflow in (1) HttpSaveCVP.dll and (2) HttpSaveCSP.dll in Trend Micro InterScan VirusWall 3.5.1 allows remote attackers to execute a41Plan
- CVE-2001-0133The web administration interface for Interscan VirusWall 3.6.x and earlier does not use encryption, which could allow remote attackers to ob41Plan
- CVE-2000-0428Buffer overflow in the SMTP gateway for InterScan Virus Wall 3.32 and earlier allows a remote attacker to execute arbitrary commands via a l41Plan
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- P · data can be read
- Integrity
- P · data or configuration can be modified
- Availability
- P · the service can be disrupted
- Attack complexity
- Low
- Confidentiality impact
- P
- Integrity impact
- P
- Availability impact
- P
Weakness class (CWE)
—
CVSS vector
AV:L/AC:L/Au:N/C:P/I:P/A:P
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpChange log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
Vendor advisories and official records. Exploit/PoC links are deliberately left out.