CVE-2007-3551

Buffer overflow in bbs100 before 3.2 allows remote attackers to cause a denial of service (crash) by attempting to login as the Guest user when another Guest user is already logged in, possibly related to the state_login_prompt function in state_login.c.

Published: 2007-07-03 Last update: 2026-04-23 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2007-3551 is rated Moderate Risk (51.2/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.96%). 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-2007-3551

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 2026-02-20 0.79% 0.96% +0.17%
2 2025-03-30 0.59% 0.79% +0.20%
3 2025-03-29 — 0.59% —

Full EPSS history (6 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2007-3551

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
6.1 2.0 MEDIUM
AV:N/AC:L/Au:M/C:N/I:N/A:C 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:M)
Multiple authentications are required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:C)
Complete availability impact.
 6.4 6.9 [email protected]

Weakness enumeration for CVE-2007-3551

Affected software / configurations for CVE-2007-3551

Vendor Product Version Raw CPE
bbs100 bbs100 <= 3.0 cpe:2.3:a:bbs100:bbs100:*:*:*:*:*:*:*:*

References for CVE-2007-3551

cvelogic Threat Intelligence