UpHeron
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Servers and applications

CVE-2002-2272

Tomcat 4.0 through 4.1.12, using mod_jk 1.2.1 module on Apache 1.3 through 1.3.27, allows remote attackers to cause a denial of service (desynchronized communications) via an HTTP GET request with a Transfer-Encoding chunked field with invalid values.

Severity
High 7.8
Published
31 Dec 2002
Last changed
16 Jun 2026
Added to UpHeron
17 Oct 2026
Exploit chance
9.7% in the next 30 daysHigher than 95% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
Memory buffer errors (CWE-119)
Attack
Over the network · No login needed
Attacker can
Take it down
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:C
Sources
NVD

Affected software

SoftwareAffected versions
Apache HTTP ServerServers and applications · cpe:a:apache:http_server
  • Version 1.3.27
  • Version 1.3.26
  • Version 1.3.25
  • Version 1.3.24
All 20 release lines
  • Version 1.3
  • Version 1.3.1
  • Version 1.3.2
  • Version 1.3.10
  • Version 1.3.11
  • Version 1.3.12
  • Version 1.3.13
  • Version 1.3.14
  • Version 1.3.15
  • Version 1.3.16
  • Version 1.3.17
  • Version 1.3.18
  • Version 1.3.19
  • Version 1.3.20
  • Version 1.3.22
  • Version 1.3.23
  • Version 1.3.24
  • Version 1.3.25
  • Version 1.3.26
  • Version 1.3.27
Apache TomcatServers and applications · cpe:a:apache:tomcat
  • Version 4.1.12
  • Version 4.1.10
  • Version 4.1.9-beta
  • Version 4.1.3
All 15 release lines
  • Version 4.0.0
  • Version 4.0.1
  • Version 4.0.2
  • Version 4.0.3
  • Version 4.0.4
  • Version 4.0.5
  • Version 4.0.6
  • Version 4.1.0
  • Version 4.1.1
  • Version 4.1.2
  • Version 4.1.3-beta
  • Version 4.1.3
  • Version 4.1.9-beta
  • Version 4.1.10
  • Version 4.1.12

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2002-2272
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2002-2272