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Vulnerability record · CVE-2014-3624 · published 30 October 2017

CVE-2014-3624: Apache traffic server improper access control vulnerability

Apache · Traffic Server

Apache Traffic Server 5.1.x before 5.1.1 allows remote attackers to bypass access restrictions by leveraging failure to properly tunnel remap requests using CONNECT.

9.8 CVSS 3.0 Critical EPSS 3.8% · top 10.5% CWE-284 · Improper access control
9.8CVSS 3.0 base score, v2 7.5
3.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

Apache Traffic Server 5.1.x before 5.1.1 allows remote attackers to bypass access restrictions by leveraging failure to properly tunnel remap requests using CONNECT.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://mail-archives.apache.org/mod_mbox/www-announce/201411.mbox/%3C20141101231749.2E3561043F%40minotaur.apache.org%3E
http://www.securityfocus.com/bid/101630 Third Party AdvisoryVDB Entry
https://issues.apache.org/jira/browse/TS-2677 Issue TrackingPatchVendor Advisory
http://mail-archives.apache.org/mod_mbox/www-announce/201411.mbox/%3C20141101231749.2E3561043F%40minotaur.apache.org%3E
http://www.securityfocus.com/bid/101630 Third Party AdvisoryVDB Entry
https://issues.apache.org/jira/browse/TS-2677 Issue TrackingPatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.5CVE-2023-44487HTTP/2 Rapid Reset stream cancellation denial of serviceThe HTTP/2 protocol permits a client to cancel many streams quickly, and the server's handling of those resets consumes disproportionate resources. T…KEVEPSS 100%analysed10.0CVE-2014-3525Apache traffic server vulnerabilityUnspecified vulnerability in Apache Traffic Server 3.x through 3.2.5, 4.x before 4.2.1.1, and 5.x before 5.0.1 has unknown impact and attack vectors,…EPSS 4.5%9.8CVE-2021-43082Apache traffic server classic buffer overflow vulnerabilityBuffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in the stats-over-http plugin of Apache Traffic Server allows an…EPSS 2.4%9.8CVE-2021-35474Apache traffic server stack-based buffer overflow vulnerabilityStack-based Buffer Overflow vulnerability in cachekey plugin of Apache Traffic Server. This issue affects Apache Traffic Server 7.0.0 to 7.1.12, 8.0.…EPSS 2.7%9.8CVE-2019-17559Apache traffic server http request smuggling vulnerabilityThere is a vulnerability in Apache Traffic Server 6.0.0 to 6.2.3, 7.0.0 to 7.1.8, and 8.0.0 to 8.0.5 with a smuggling attack and scheme parsing. Upgr…EPSS 3.2%9.8CVE-2019-17565Apache traffic server http request smuggling vulnerabilityThere is a vulnerability in Apache Traffic Server 6.0.0 to 6.2.3, 7.0.0 to 7.1.8, and 8.0.0 to 8.0.5 with a smuggling attack and chunked encoding. Up…EPSS 3.2%9.8CVE-2020-1944Apache traffic server http request smuggling vulnerabilityThere is a vulnerability in Apache Traffic Server 6.0.0 to 6.2.3, 7.0.0 to 7.1.8, and 8.0.0 to 8.0.5 with a smuggling attack and Transfer-Encoding an…EPSS 2.7%9.8CVE-2015-3249Apache traffic server memory buffer overflow vulnerabilityThe HTTP/2 experimental feature in Apache Traffic Server 5.3.x before 5.3.1 allows remote attackers to cause a denial of service (out-of-bounds acces…EPSS 5.4%

Source: NIST National Vulnerability Database (record CVE-2014-3624), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.