CVE-2007-2734

The 3Com TippingPoint IPS do not properly handle certain full-width and half-width Unicode character encodings in an HTTP POST request, which might allow remote attackers to evade detection of HTTP traffic.

Published: 2007-05-16 Last update: 2026-04-23 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2007-2734 is rated Moderate Risk (58.3/100): CVSS High severity, with medium exploitation likelihood (EPSS 2.10%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2007-2734

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 1.51% 2.10% +0.59%
2 2026-02-21 1.78% 1.51% -0.27%
3 2026-01-02 — 1.78% —

Full EPSS history (14 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2007-2734

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 2.0 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 6.4 [email protected]

Weakness enumeration for CVE-2007-2734

Affected software / configurations for CVE-2007-2734

Vendor Product Version Raw CPE
3com 3crtpx505-73 — cpe:2.3:h:3com:3crtpx505-73:*:*:*:*:*:*:*:*
3com 3crx506-96 — cpe:2.3:h:3com:3crx506-96:*:*:*:*:*:*:*:*
3com tippingpoint_200 — cpe:2.3:h:3com:tippingpoint_200:*:*:*:*:*:*:*:*
3com tippingpoint_200e — cpe:2.3:h:3com:tippingpoint_200e:*:*:*:*:*:*:*:*
3com tippingpoint_2400e — cpe:2.3:h:3com:tippingpoint_2400e:*:*:*:*:*:*:*:*
3com tippingpoint_50 — cpe:2.3:h:3com:tippingpoint_50:*:*:*:*:*:*:*:*
3com tippingpoint_5000e — cpe:2.3:h:3com:tippingpoint_5000e:*:*:*:*:*:*:*:*
3com tippingpoint_600e — cpe:2.3:h:3com:tippingpoint_600e:*:*:*:*:*:*:*:*

References for CVE-2007-2734

cvelogic Threat Intelligence