How severe is CVE-2002-2272?

CVE-2002-2272 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2002-2272 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2002-2272?

CVE-2002-2272 primarily affects Apache Http Server. In total, 36 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2002-2272?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2002-2272 published?

CVE-2002-2272 was published on 2002-12-31 and last updated on 2026-06-16.

CVE-2002-2272

CVE-2002-2272 is a high-severity vulnerability in Apache Http Server with a CVSS 2.0 base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 10% (95th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Apache Http Server
Published: 2002-12-31
Last modified: 2026-06-16

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2002-2272?: CVE-2002-2272 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2002-2272 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-2272?: CVE-2002-2272 primarily affects Apache Http Server. In total, 36 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2002-2272?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2002-2272 published?: CVE-2002-2272 was published on 2002-12-31 and last updated on 2026-06-16.

References

Affected products (36)

cpe:2.3:a:apache:http_server:1.3:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.0:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.1:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.2:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.10:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.11:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.12:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.13:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.14:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.15:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.16:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.17:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.18:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.19:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.20:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.22:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.23:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.24:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.25:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.26:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.27:*:*:*:*:*:*:*
cpe:2.3:a:apache:tomcat:4.0.0:*:*:*:*:*:*:*
cpe:2.3:a:apache:tomcat:4.0.1:*:*:*:*:*:*:*
cpe:2.3:a:apache:tomcat:4.0.2:*:*:*:*:*:*:*
cpe:2.3:a:apache:tomcat:4.0.3:*:*:*:*:*:*:*
cpe:2.3:a:apache:tomcat:4.0.4:*:*:*:*:*:*:*
cpe:2.3:a:apache:tomcat:4.0.5:*:*:*:*:*:*:*
cpe:2.3:a:apache:tomcat:4.0.6:*:*:*:*:*:*:*
cpe:2.3:a:apache:tomcat:4.1.0:*:*:*:*:*:*:*
cpe:2.3:a:apache:tomcat:4.1.1:*:*:*:*:*:*:*
cpe:2.3:a:apache:tomcat:4.1.2:*:*:*:*:*:*:*
cpe:2.3:a:apache:tomcat:4.1.3:*:*:*:*:*:*:*
cpe:2.3:a:apache:tomcat:4.1.3:beta:*:*:*:*:*:*
cpe:2.3:a:apache:tomcat:4.1.9:beta:*:*:*:*:*:*
cpe:2.3:a:apache:tomcat:4.1.10:*:*:*:*:*:*:*
cpe:2.3:a:apache:tomcat:4.1.12:*:*:*:*:*:*:*

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Browse all CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities →

Threat intelligence

Threat-intel indicators referencing this CVE:

102.110.7.41 (ipv4-addr)
18.228.228.159 (ipv4-addr)
40.192.121.249 (ipv4-addr)
3.19.213.118 (ipv4-addr)
51.17.154.141 (ipv4-addr)
56.155.73.159 (ipv4-addr)
13.206.73.237 (ipv4-addr)