Vulnerability Details : CVE-2009-1271

The JSON_parser function (ext/json/JSON_parser.c) in PHP 5.2.x before 5.2.9 allows remote attackers to cause a denial of service (segmentation fault) via a malformed string to the json_decode API function.
Published 2009-04-08 18:30:00
Updated 2018-10-03 21:59:20
Source MITRE
View at NVD,   CVE.org
Vulnerability category: Memory CorruptionDenial of service

Threat overview for CVE-2009-1271

Top countries where our scanners detected CVE-2009-1271
Top open port discovered on systems with this issue 80
IPs affected by CVE-2009-1271 14,160
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2009-1271!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2009-1271

EPSS FAQ
9.56%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 95 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2009-1271

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
5.0
 MEDIUM AV:N/AC:L/Au:N/C:N/I:N/A:P
10.0
2.9
 NIST

Vendor statements for CVE-2009-1271

  • Red Hat 2009-04-15
    This issue did not affect PHP versions as shipped in Red Hat Enterprise Linux 2.1, 3, 4, and 5, and Red Hat Application Stack v1. PHP version in Red Hat Application Stack v2 was fixed via: https://rhn.redhat.com/errata/RHSA-2009-0350.html

References for CVE-2009-1271

Products affected by CVE-2009-1271

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