CVE Database›Document archive›CVE-2014-4049

CVE-2014-4049

php: heap-based buffer overflow in DNS TXT record parsing

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Severity

Moderate

Red Hat Product Security

5.1

CVSS 2.0

Review impact separately from score.

Published · June 11, 2014

Updated · June 28, 2026

Description

A heap-based buffer overflow flaw was found in the way PHP parsed DNS TXT records. A malicious DNS server or a man-in-the-middle attacker could possibly use this flaw to execute arbitrary code as the PHP interpreter if a PHP application used the dns_get_record() function to perform a DNS query.

Statement

This issue did not affect the versions of php as shipped with Red Hat Enterprise Linux 5.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 2.0 · 5.1
AV:N/AC:H/Au:N/C:P/I:P/A:P

CWE-122 · Heap-based Buffer Overflow