The chunk_split function in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 allows…
Priority LOW 25CWE-200Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- Partial · None · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-200.
Summary
The chunk_split function in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 allows context-dependent attackers to obtain sensitive information (memory contents) by causing a userspace interruption of an internal function, related to the call time pass by reference feature.
Why it matters now
EPSS 0.01189 68th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 16
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:php:php:5.2.0:*:*:*:*:*:*:* | 5.2.0 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.2.1:*:*:*:*:*:*:* | 5.2.1 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.2.2:*:*:*:*:*:*:* | 5.2.2 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.2.3:*:*:*:*:*:*:* | 5.2.3 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.2.4:*:*:*:*:*:*:* | 5.2.4 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.2.5:*:*:*:*:*:*:* | 5.2.5 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.2.6:*:*:*:*:*:*:* | 5.2.6 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.2.8:*:*:*:*:*:*:* | 5.2.8 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.2.9:*:*:*:*:*:*:* | 5.2.9 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.2.10:*:*:*:*:*:*:* | 5.2.10 | Vulnerable | PHP |
- cpe:2.3:a:php:php:5.2.0:*:*:*:*:*:*:* Versions 5.2.0 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.2.1:*:*:*:*:*:*:* Versions 5.2.1 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.2.2:*:*:*:*:*:*:* Versions 5.2.2 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.2.3:*:*:*:*:*:*:* Versions 5.2.3 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.2.4:*:*:*:*:*:*:* Versions 5.2.4 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.2.5:*:*:*:*:*:*:* Versions 5.2.5 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.2.6:*:*:*:*:*:*:* Versions 5.2.6 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.2.8:*:*:*:*:*:*:* Versions 5.2.8 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.2.9:*:*:*:*:*:*:* Versions 5.2.9 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.2.10:*:*:*:*:*:*:* Versions 5.2.10 Vulnerable ·PHP
Show 6 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:php:php:5.2.11:*:*:*:*:*:*:* | 5.2.11 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.2.12:*:*:*:*:*:*:* | 5.2.12 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.2.13:*:*:*:*:*:*:* | 5.2.13 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.3.0:*:*:*:*:*:*:* | 5.3.0 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.3.1:*:*:*:*:*:*:* | 5.3.1 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.3.2:*:*:*:*:*:*:* | 5.3.2 | Vulnerable | PHP |
- cpe:2.3:a:php:php:5.2.11:*:*:*:*:*:*:* Versions 5.2.11 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.2.12:*:*:*:*:*:*:* Versions 5.2.12 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.2.13:*:*:*:*:*:*:* Versions 5.2.13 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.3.0:*:*:*:*:*:*:* Versions 5.3.0 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.3.1:*:*:*:*:*:*:* Versions 5.3.1 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.3.2:*:*:*:*:*:*:* Versions 5.3.2 Vulnerable ·PHP
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2010-1862
- 2026-10-03 Alias added: GHSA-553r-9qxm-9m7h
References
More Php vulnerabilities
- TI-2024-04260 Argument Injection in PHP-CGI KEVCVSS 3.1CRITICAL 9.8
- TI-2019-08259 Underflow in PHP-FPM can lead to RCE KEVCVSS 3.1CRITICAL 9.8
- TI-2012-01607 sapi/cgi/cgi_main.c in PHP before 5.3.12 and 5.4.x before 5.4.2, when configured as a CGI… KEVCVSS 3.1CRITICAL 9.8
- TI-2026-78794 PHP remote code execution via stale global state KEVCVSS 4.0CRITICAL 9.2
- TI-2026-78793 Out-of-memory handling flaw in PHP allows remote code execution KEVCVSS 4.0CRITICAL 9.2
- TI-2015-00205 Heap-based buffer overflow in the __nss_hostname_digits_dots function in glibc 2.2, and… CVSS 2.0HIGH 10.0
Sources
- CVE-2010-1862 · CVE Program
- CVE-2010-1862 · NVD
- FIRST EPSS
- GHSA-553r-9qxm-9m7h · GitHub Advisory Database · CC BY 4.0
- CVE-2010-1862 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences