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CVE-2001-1291

45
FAUCET Score

CVE-2001-1291 describes a critical vulnerability in the telnet server of 3Com SuperStack II PS Hub 40 devices, where the absence of login delay or disconnection mechanisms facilitates brute-force password guessing. With a CVSS score of 9.8, this network-exploitable flaw allows unauthenticated attackers to achieve full compromise (confidentiality, integrity, availability) with low attack complexity. While not listed in CISA's KEV catalog, an ExploitDB entry exists, and the vulnerability has garnered significant community discussion with 10 mentions, indicating awareness despite no active exploitation or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:3com:superstack_ii_ps_hub_40_firmware:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
8.90%
Probability of exploitation in next 30 days
EPSS Percentile
94.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
ExploitDB: EDB-21011 · Jul 12, 2001
This CVE's current EPSS score of 0.0890 is in the 90th percentile among its peer group of 36,833 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 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/6855
Third Party AdvisoryVDB Entry
securityfocus.com / archive/1/196957
Broken LinkThird Party AdvisoryVDB EntryVendor Advisory
securityfocus.com / bid/3034
Broken LinkExploitThird Party AdvisoryVDB EntryVendor Advisory