CVE-2007-2872

6.8 MEDIUM 9% exploit odds Fix listed Denial of service Web app

What it is

Multiple integer overflows in the chunk_split function in PHP 5 before 5.2.3 and PHP 4 before 4.4.8 allow remote attackers to cause a denial of service (crash) or execute arbitrary code via the (1) chunks, (2) srclen, and (3) chunklen arguments.

At a glance

Exploitability: Can be exploited over the network without logging in. Limited direct impact.
Exploit odds: 8.9% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2007-06-04 17:30 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 22:40 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 8.9% in the next 30 days (EPSS).
Severity: 6.8 MEDIUM (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2007-06-04 17:30 UTC
Last modified: 2026-06-16 22:40 UTC
Exploit probability: 8.9% · EPSS, next 30 days
Weakness: CWE-189
Record status: Modified

Affected

PHP ≤ 4.4.7
PHP 5.0.0
PHP 5.0.1
PHP 5.0.2
PHP 5.0.3
PHP 5.0.4
PHP 5.0.5
PHP 5.1.0

Attack profile CVSS 2.0 · 6.8

Attack vector: Network
Complexity: Medium
Authentication: None
Confidentiality: Partial
Integrity: Partial
Availability: Partial

Raw vector

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

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2007-2872.md and follow it. Check whether this project is affected by CVE-2007-2872. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

· More options · Status badge

Download Square Reddit

Fix and advisories

References

NVD record · CVE.org record