CVE-2006-4832: Buffer overflow in the telnet service in Verso NetPerformer FRAD ACT SDM-95xx 7.xx (R1) and earlier, SDM-93xx

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HIGH 7.5MITIGATE

CVE-2006-4832 is a high-severity flaw (CVSS 7.5) affecting frame relay access device act. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Buffer overflow in the telnet service in Verso NetPerformer FRAD ACT SDM-95xx 7.xx (R1) and earlier, SDM-93xx 10.x.x (R2) and earlier, and SDM-92xx 9.x.x (R1) and earlier allows remote attackers to cause a denial of service (reboot) and possibly execute arbitrary code via a long username.

Why this priority

High severity
EPSS top 4%: very likely to be exploited
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	11.6% (top 4%)
CISA exploited list	No
Published	2006-09-15
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: verso netperformer

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2006-09-15 22:07 UTCPublished CVE record published
2026-06-16 22:29 UTCUpdated Record last modified

verso netperformer frame relay access device act MITIGATE

Affected: sdm-9200_series · sdm-9300_series · sdm-9500_series

Fixed in: no fixed release known

Safe to downgrade to: a release before sdm-9200_series

Firmware

Install the latest firmware from the vendor advisory; if none, apply the vendor workaround.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Verso NetPerformer Frame Relay Access Device - Telnet Buffer Overflow

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2006-4832?

frame relay access device act: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2006-4832 being exploited?

CVE-2006-4832 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2006-4832 affect?

CVE-2006-4832 affects frame relay access device act. Severity is high (CVSS 7.5). Buffer overflow in the telnet service in Verso NetPerformer FRAD ACT SDM-95xx 7.xx (R1) and earlier, SDM-93xx 10.x.x (R2) and earlier, and SDM-92xx 9.x.x (R1) and earlier allows remote attackers to cause a denial of service (reboot) and pos

How urgent is CVE-2006-4832?

Priority 55/100. High severity; EPSS top 4%: very likely to be exploited; Public exploit reference

Related CVEs

CVE-2006-4833 HIGH 7.8 MITIGATE Verso NetPerformer FRAD ACT SDM-95xx 7.xx (R1) and earlier, SDM-93xx 10.x.x (R2) and earlier, and SDM-92xx 9.x

References

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