CVE-2001-0523

Exp

eEye SecureIIS versions 1.0.3 and earlier allows a remote attacker to bypass filtering of requests made to SecureIIS by escaping HTML characters within the request, which could allow a remote attacker to use restricted variables and perform directory traversal attacks on vulnerable programs that would otherwise be protected.

Published: 2001-08-14 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2001-0523 is rated High Exploit Risk (65.8/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.42%). 1 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

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

Public exploit references (Exploit-DB) for CVE-2001-0523

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2001-0523

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 2025-03-17 0.66% 0.42% -0.24%
2 2023-03-07 1.21% 0.66% -0.55%
3 2022-02-04 — 1.21% —

Full EPSS history (3 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2001-0523

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-2001-0523

Affected software / configurations for CVE-2001-0523

Vendor Product Version Raw CPE
eeye_digital_security secureiis 1.0.2 cpe:2.3:a:eeye_digital_security:secureiis:1.0.2:*:*:*:*:*:*:*
eeye_digital_security securells <= 1.0.3 cpe:2.3:a:eeye_digital_security:securells:*:*:*:*:*:*:*:*

References for CVE-2001-0523

cvelogic Threat Intelligence