CVE-2001-0740

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2001-10-18 · updated 2026-06-16

Description

3COM OfficeConnect 812 and 840 ADSL Router 4.2, running OCR812 router software 1.1.9 and earlier, allows remote attackers to cause a denial of service via a long string containing a large number of "%s" strings, possibly triggering a format string vulnerability.

Affected products

3Com 3C840-Us: through 1.1.9
3Com 3Cp4144: through 1.1.9

References

http://archives.neohapsis.com/archives/bugtraq/2001-05/0115.html
http://marc.info/?l=bugtraq&m=100119572524232&w=2
http://marc.info/?l=bugtraq&m=100137290421828&w=2
http://www.securityfocus.com/bid/2721
https://exchange.xforce.ibmcloud.com/vulnerabilities/6573
http://archives.neohapsis.com/archives/bugtraq/2001-05/0115.html
http://marc.info/?l=bugtraq&m=100119572524232&w=2
http://marc.info/?l=bugtraq&m=100137290421828&w=2
http://www.securityfocus.com/bid/2721
https://exchange.xforce.ibmcloud.com/vulnerabilities/6573

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