Vulnerability Details : CVE-2012-2733

java/org/apache/coyote/http11/InternalNioInputBuffer.java in the HTTP NIO connector in Apache Tomcat 6.x before 6.0.36 and 7.x before 7.0.28 does not properly restrict the request-header size, which allows remote attackers to cause a denial of service (memory consumption) via a large amount of header data.
Published 2012-11-16 21:55:01
Updated 2017-09-19 01:34:59
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: Input validationDenial of service

Threat overview for CVE-2012-2733

Top countries where our scanners detected CVE-2012-2733
Top open port discovered on systems with this issue 80
IPs affected by CVE-2012-2733 25,033
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2012-2733!
*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-2012-2733

Probability of exploitation activity in the next 30 days: 5.20%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 92 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2012-2733

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

CWE ids for CVE-2012-2733

  • The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2012-2733

Products affected by CVE-2012-2733

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