CVE-2002-1850

high Apache
CVSS v3 Base Score
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
2.9%
Exploitation probability in 30 days
Top 14% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Confidentiality
None
Integrity
None
Availability
High
Published: December 31, 2002 (8535 days ago)
Last Modified: April 16, 2026
Vendor: Apache
Source: NVD

Description

mod_cgi in Apache 2.0.39 and 2.0.40 allows local users and possibly remote attackers to cause a denial of service (hang and memory consumption) by causing a CGI script to send a large amount of data to stderr, which results in a read/write deadlock between httpd and the CGI script.

CWE

CWE-667

Affected Products

apache http server

References

🔗 cvs.apache.org 🔗 issues.apache.org 🔗 issues.apache.org 🔗 marc.info 🔗 seclists.org