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Vulnerability record · CVE-2012-0789 · published 14 February 2012

CVE-2012-0789: Php vulnerability

Php · Php

Memory leak in the timezone functionality in PHP before 5.3.9 allows remote attackers to cause a denial of service (memory consumption) by triggering many strtotime function calls, which are not properly handled by the php_date_parse_tzfile cache.

5.0 CVSS 2.0 Medium EPSS 8.3% · top 5.3% CWE-399 · CWE-399
5.0CVSS 2.0 base score
8.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
12References, 4 tagged exploit
16 Jun 2026Last modified by NVD

Description

Memory leak in the timezone functionality in PHP before 5.3.9 allows remote attackers to cause a denial of service (memory consumption) by triggering many strtotime function calls, which are not properly handled by the php_date_parse_tzfile cache.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.opensuse.org/opensuse-security-announce/2012-03/msg00013.html
http://lists.opensuse.org/opensuse-security-announce/2012-03/msg00016.html
http://secunia.com/advisories/48668
http://www.php.net/ChangeLog-5.php#5.3.9
https://bugs.php.net/bug.php?id=53502 Exploit
https://bugzilla.redhat.com/show_bug.cgi?id=783609 Exploit
http://lists.opensuse.org/opensuse-security-announce/2012-03/msg00013.html
http://lists.opensuse.org/opensuse-security-announce/2012-03/msg00016.html
http://secunia.com/advisories/48668
http://www.php.net/ChangeLog-5.php#5.3.9
https://bugs.php.net/bug.php?id=53502 Exploit
https://bugzilla.redhat.com/show_bug.cgi?id=783609 Exploit

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2012-0789), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.