CVE-2002-0231

Exp

Buffer overflow in mIRC 5.91 and earlier allows a remote server to execute arbitrary code on the client via a long nickname.

Published: 2002-05-16 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2002-0231 is rated High Exploit Risk (83.2/100): CVSS High severity, with high exploitation likelihood (EPSS 9.82%, 95th percentile). 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +8.09% over the last day, indicating growing attacker interest. 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-2002-0231

EDB-ID Source Kind Published Link
21274 exploit_db edb 2002-02-03 Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2002-0231

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 1.73% 9.82% +8.09%
2 2025-11-23 1.80% 1.73% -0.08%
3 2025-07-17 — 1.80% —

Full EPSS history (15 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2002-0231

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-2002-0231

Affected software / configurations for CVE-2002-0231

Vendor Product Version Raw CPE
khaled_mardam-bey mirc 2.1a cpe:2.3:a:khaled_mardam-bey:mirc:2.1a:*:*:*:*:*:*:*
khaled_mardam-bey mirc 2.3a cpe:2.3:a:khaled_mardam-bey:mirc:2.3a:*:*:*:*:*:*:*
khaled_mardam-bey mirc 2.4 cpe:2.3:a:khaled_mardam-bey:mirc:2.4:*:*:*:*:*:*:*
khaled_mardam-bey mirc 2.4a cpe:2.3:a:khaled_mardam-bey:mirc:2.4a:*:*:*:*:*:*:*
khaled_mardam-bey mirc 2.5a cpe:2.3:a:khaled_mardam-bey:mirc:2.5a:*:*:*:*:*:*:*
khaled_mardam-bey mirc 2.7a cpe:2.3:a:khaled_mardam-bey:mirc:2.7a:*:*:*:*:*:*:*
khaled_mardam-bey mirc 2.8c cpe:2.3:a:khaled_mardam-bey:mirc:2.8c:*:*:*:*:*:*:*
khaled_mardam-bey mirc 3.1 cpe:2.3:a:khaled_mardam-bey:mirc:3.1:*:*:*:*:*:*:*
khaled_mardam-bey mirc 3.2 cpe:2.3:a:khaled_mardam-bey:mirc:3.2:*:*:*:*:*:*:*
khaled_mardam-bey mirc 3.3 cpe:2.3:a:khaled_mardam-bey:mirc:3.3:*:*:*:*:*:*:*
khaled_mardam-bey mirc 3.4 cpe:2.3:a:khaled_mardam-bey:mirc:3.4:*:*:*:*:*:*:*
khaled_mardam-bey mirc 3.5 cpe:2.3:a:khaled_mardam-bey:mirc:3.5:*:*:*:*:*:*:*
khaled_mardam-bey mirc 3.6 cpe:2.3:a:khaled_mardam-bey:mirc:3.6:*:*:*:*:*:*:*
khaled_mardam-bey mirc 3.7 cpe:2.3:a:khaled_mardam-bey:mirc:3.7:*:*:*:*:*:*:*
khaled_mardam-bey mirc 3.8 cpe:2.3:a:khaled_mardam-bey:mirc:3.8:*:*:*:*:*:*:*
khaled_mardam-bey mirc 3.9 cpe:2.3:a:khaled_mardam-bey:mirc:3.9:*:*:*:*:*:*:*
khaled_mardam-bey mirc 4.0 cpe:2.3:a:khaled_mardam-bey:mirc:4.0:*:*:*:*:*:*:*
khaled_mardam-bey mirc 4.1 cpe:2.3:a:khaled_mardam-bey:mirc:4.1:*:*:*:*:*:*:*
khaled_mardam-bey mirc 4.5 cpe:2.3:a:khaled_mardam-bey:mirc:4.5:*:*:*:*:*:*:*
khaled_mardam-bey mirc 4.6 cpe:2.3:a:khaled_mardam-bey:mirc:4.6:*:*:*:*:*:*:*
khaled_mardam-bey mirc 4.7 cpe:2.3:a:khaled_mardam-bey:mirc:4.7:*:*:*:*:*:*:*
khaled_mardam-bey mirc 5.0 cpe:2.3:a:khaled_mardam-bey:mirc:5.0:*:*:*:*:*:*:*
khaled_mardam-bey mirc 5.1 cpe:2.3:a:khaled_mardam-bey:mirc:5.1:*:*:*:*:*:*:*
khaled_mardam-bey mirc 5.3 cpe:2.3:a:khaled_mardam-bey:mirc:5.3:*:*:*:*:*:*:*
khaled_mardam-bey mirc 5.4 cpe:2.3:a:khaled_mardam-bey:mirc:5.4:*:*:*:*:*:*:*
khaled_mardam-bey mirc 5.5 cpe:2.3:a:khaled_mardam-bey:mirc:5.5:*:*:*:*:*:*:*
khaled_mardam-bey mirc 5.6 cpe:2.3:a:khaled_mardam-bey:mirc:5.6:*:*:*:*:*:*:*
khaled_mardam-bey mirc 5.7 cpe:2.3:a:khaled_mardam-bey:mirc:5.7:*:*:*:*:*:*:*
khaled_mardam-bey mirc 5.8 cpe:2.3:a:khaled_mardam-bey:mirc:5.8:*:*:*:*:*:*:*
khaled_mardam-bey mirc 5.9 cpe:2.3:a:khaled_mardam-bey:mirc:5.9:*:*:*:*:*:*:*
khaled_mardam-bey mirc 5.91 cpe:2.3:a:khaled_mardam-bey:mirc:5.91:*:*:*:*:*:*:*

References for CVE-2002-0231

cvelogic Threat Intelligence