The stream_reqbody_cl function in mod_proxy_http.c in the mod_proxy module in the Apache HTTP Server before 2.3.3, when a reverse proxy is configured, does not properly handle an amount of streamed data that exceeds the Content-Length value, which allows remote attackers to cause a denial of service (CPU consumption) via crafted requests.
Published 2009-07-05 16:30:00
Updated 2023-02-13 02:20:14
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: Denial of service

Threat overview for CVE-2009-1890

Top countries where our scanners detected CVE-2009-1890
Top open port discovered on systems with this issue 80
IPs affected by CVE-2009-1890 315,033
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2009-1890!
*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-2009-1890

Probability of exploitation activity in the next 30 days: 1.49%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 86 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2009-1890

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
7.1
HIGH AV:N/AC:M/Au:N/C:N/I:N/A:C
8.6
6.9
NIST

CWE ids for CVE-2009-1890

  • The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2009-1890

Products affected by CVE-2009-1890

This web site uses cookies for managing your session, storing preferences, website analytics and additional purposes described in our privacy policy.
By using this web site you are agreeing to CVEdetails.com terms of use!