How severe is CVE-2002-1456?

CVE-2002-1456 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2002-1456 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 12% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2002-1456?

CVE-2002-1456 primarily affects Khaled Mardam-bey Mirc. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2002-1456?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2002-1456 published?

CVE-2002-1456 was published on 2003-06-09 and last updated on 2026-06-16.

CVE-2002-1456

CVE-2002-1456 is a high-severity vulnerability in Khaled Mardam-bey Mirc with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 12% places it in the 96th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 12% (96th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Khaled Mardam-bey Mirc
Published: 2003-06-09
Last modified: 2026-06-16

Description

Buffer overflow in mIRC 6.0.2 and earlier allows remote attackers to execute arbitrary code via a long $asctime value.

Frequently asked questions

What is CVE-2002-1456?: Buffer overflow in mIRC 6.0.2 and earlier allows remote attackers to execute arbitrary code via a long $asctime value.
How severe is CVE-2002-1456?: CVE-2002-1456 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2002-1456 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 12% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-1456?: CVE-2002-1456 primarily affects Khaled Mardam-bey Mirc. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2002-1456?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2002-1456 published?: CVE-2002-1456 was published on 2003-06-09 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:khaled_mardam-bey:mirc:6.0:*:*:*:*:*:*:*
cpe:2.3:a:khaled_mardam-bey:mirc:6.0.1:*:*:*:*:*:*:*
cpe:2.3:a:khaled_mardam-bey:mirc:6.0.2:*:*:*:*:*:*:*

More vulnerabilities in Khaled Mardam-bey Mirc

CVE-2002-0231 — High (CVSS 7.5): Buffer overflow in mIRC 5.91 and earlier allows a remote server to execute arbitrary code on the client via a long…
CVE-2001-0315 — High (CVSS 7.5): The locking feature in mIRC 5.7 allows local users to bypass the password mechanism by modifying the LockOptions…
CVE-1999-0399 — High (CVSS 7.5): The DCC server command in the Mirc 5.5 client doesn't filter characters from file names properly, allowing remote…
CVE-2001-0944 — High (CVSS 7.2): DDE in mIRC allows local users to launch applications under another user's account via a DDE message that executes a…
CVE-2003-1512 — Medium (CVSS 5.0): Buffer overflow in mIRC 6.1 and 6.11 allows remote attackers to cause a denial of service (crash) via a long DCC SEND…
CVE-2002-0425 — Medium (CVSS 5.0): mIRC DCC server protocol allows remote attackers to gain sensitive information such as alternate IRC nicknames via a…

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