CVE-2011-1467

medium

Published 2011-03-20 · Modified 2026-04-29

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

—

CVSS v4 NEW

—

not yet in upstream

VIR risk

6.0

Description

Unspecified vulnerability in the NumberFormatter::setSymbol (aka numfmt_set_symbol) function in the Intl extension in PHP before 5.3.6 allows context-dependent attackers to cause a denial of service (application crash) via an invalid argument, a related issue to CVE-2010-4409.

Predictions

Exploit likelihood

20%

Patch ETA

—

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 — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → 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-35483 dos php verified

thoger · 2011-03-10

PHP 5.3.x 'Intl' Extension - 'NumberFormatter::setSymbol()' Denial of Service

Source code queued for fetch — refresh in a moment.

Application impact

Vendor	Product	Versions
php	php	`{"endIncluding":"5.3.5"}`
php	php	`1.0`
php	php	`2.0`
php	php	`2.0b10`
php	php	`3.0`
php	php	`3.0.1`
php	php	`3.0.2`
php	php	`3.0.3`
php	php	`3.0.4`
php	php	`3.0.5`
php	php	`3.0.6`
php	php	`3.0.7`
php	php	`3.0.8`
php	php	`3.0.9`
php	php	`3.0.10`
php	php	`3.0.11`
php	php	`3.0.12`
php	php	`3.0.13`
php	php	`3.0.14`
php	php	`3.0.15`
php	php	`3.0.16`
php	php	`3.0.17`
php	php	`3.0.18`
php	php	`4.0`
php	php	`4.0.0`
php	php	`4.0.1`
php	php	`4.0.2`
php	php	`4.0.3`
php	php	`4.0.4`
php	php	`4.0.5`
php	php	`4.0.6`
php	php	`4.0.7`
php	php	`4.1.0`
php	php	`4.1.1`
php	php	`4.1.2`
php	php	`4.2.0`
php	php	`4.2.1`
php	php	`4.2.2`
php	php	`4.2.3`
php	php	`4.3.0`
php	php	`4.3.1`
php	php	`4.3.2`
php	php	`4.3.3`
php	php	`4.3.4`
php	php	`4.3.5`
php	php	`4.3.6`
php	php	`4.3.7`
php	php	`4.3.8`
php	php	`4.3.9`
php	php	`4.3.10`
php	php	`4.3.11`
php	php	`4.4.0`
php	php	`4.4.1`
php	php	`4.4.2`
php	php	`4.4.3`
php	php	`4.4.4`
php	php	`4.4.5`
php	php	`4.4.6`
php	php	`4.4.7`
php	php	`4.4.8`
php	php	`4.4.9`
php	php	`5.0.0`
php	php	`5.0.1`
php	php	`5.0.2`
php	php	`5.0.3`
php	php	`5.0.4`
php	php	`5.0.5`
php	php	`5.1.0`
php	php	`5.1.1`
php	php	`5.1.2`
php	php	`5.1.3`
php	php	`5.1.4`
php	php	`5.1.5`
php	php	`5.1.6`
php	php	`5.2.0`
php	php	`5.2.1`
php	php	`5.2.2`
php	php	`5.2.3`
php	php	`5.2.4`
php	php	`5.2.5`
php	php	`5.2.6`
php	php	`5.2.7`
php	php	`5.2.8`
php	php	`5.2.9`
php	php	`5.2.10`
php	php	`5.2.11`
php	php	`5.2.12`
php	php	`5.2.13`
php	php	`5.2.14`
php	php	`5.2.15`
php	php	`5.2.16`
php	php	`5.2.17`
php	php	`5.3.0`
php	php	`5.3.1`
php	php	`5.3.2`
php	php	`5.3.3`
php	php	`5.3.4`

References

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

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