Vulnerability in Apache Http Server

CVE-2002-1850

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.

EPSS: 0.152 (96.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

  • cve@mitre.org (Patch, VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK, Broken Link)
  • cve@mitre.org (mailing-list, Exploit, x_refsource_BUGTRAQ, Mailing List, Third Party Advisory)
  • cve@mitre.org (x_refsource_CONFIRM, Broken Link)
  • cve@mitre.org (Patch, VDB Entry, Third Party Advisory, vdb-entry, Broken Link, x_refsource_BID)
  • cve@mitre.org (x_refsource_MISC, Issue Tracking)
  • cve@mitre.org (Patch, vdb-entry, Broken Link, x_refsource_XF)
  • cve@mitre.org (Exploit, VDB Entry, Third Party Advisory, vdb-entry, Broken Link, x_refsource_BID)
  • cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List)
  • cve@mitre.org (Patch, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2002-1850?
CVE-2002-1850 is a high-severity vulnerability in Apache Http Server, classified under Improper Locking. CVSS score: 7.5/10. Published 2002-12-31.
How severe is CVE-2002-1850?
High severity. CVSS v3 base score is 7.5 out of 10.