Vulnerability Intelligence Report
CVE-2010-1866
The dechunk filter in PHP 5.3 through 5.3.2, when decoding an HTTP chunked encoding stream, allows context-dependent attackers to cause a denial of service (crash) and possibly trigger memory corruption via a negative chunk size, which bypasses a signed comparison, related to an integer overflow in the chunk size decoder.
No Active Exploit Signals
CVSS Base Score
9.8
CRITICAL
EPSS Probability:6.72%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| php | php | all |
| opensuse | opensuse | 11.1, 11.2, 11.3 |
| suse | linux_enterprise | 10.0, 11.0 |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
6.723%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | MITRE Corporation · N/A · USA |
| Reserved | 2010-05-07T00:00:00 |
| Published | 2010-05-07T22:00:00 |
| Patch Date | 2010-05-02 |
| Last Updated | 2024-08-07T01:35:53 |
Community Chatter & Buzz