CVE-2004-0836

Mysql vulnerability

CVSS

10.0

EPSS

9.8%

EPSS pct

95th

Exploited

No known

Buffer overflow in the mysql_real_connect function in MySQL 4.x before 4.0.21, and 3.x before 3.23.49, allows remote DNS servers to cause a denial of service and possibly execute arbitrary code via a DNS response with a large address length (h_length).

Affected vendor

Oracle

Affected product

Mysql

CVSS vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Weakness type (CWE)

CWE-119 — Improper Restriction of Operations within Memory Bounds

Published

2004-11-03

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to complete impact to confidentiality, complete impact to integrity, complete impact to availability.

Its EPSS score of 9.8% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 95% of all scored CVEs.

Check your external exposure to CVE-2004-0836

Confirm whether Oracle Mysql is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2004-0836.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2004-0836

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