CVE-2012-0789

medium
Published 2012-02-14 ยท Modified 2026-04-29
CVSS v3
โ€”
CVSS v4 NEW
โ€”
not yet in upstream
VIR risk
6.0

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.

Predictions

Exploit likelihood
20%
Patch ETA
โ€”

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or โ€” if you've already worked around this in production โ€” publish your fix to the community-verified tier.

โœš Propose a mitigation on Community โ†’ Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-36789 dos php verified
anonymous ยท 2011-12-18

PHP 5.3.8 - Remote Denial of Service

Source code queued for fetch โ€” refresh in a moment.

Application impact

VendorProductVersionsFixed
php phpphp{"endIncluding":"5.3.8"}
php phpphp5.0.0
php phpphp5.0.1
php phpphp5.0.2
php phpphp5.0.3
php phpphp5.0.4
php phpphp5.0.5
php phpphp5.1.1
php phpphp5.1.2
php phpphp5.1.3
php phpphp5.1.4
php phpphp5.1.5
php phpphp5.1.6
php phpphp5.2.0
php phpphp5.2.1
php phpphp5.2.2
php phpphp5.2.3
php phpphp5.2.4
php phpphp5.2.5
php phpphp5.2.6
php phpphp5.2.7
php phpphp5.2.8
php phpphp5.2.9
php phpphp5.2.10
php phpphp5.2.11
php phpphp5.2.12
php phpphp5.2.14
php phpphp5.2.15
php phpphp5.2.16
php phpphp5.2.17
php phpphp5.3.0
php phpphp5.3.1
php phpphp5.3.2
php phpphp5.3.3
php phpphp5.3.4
php phpphp5.3.5
php phpphp5.3.6
php phpphp5.3.7

References

CWEs

CWE-399

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.