Medium severity4.3NVD Advisory· Published Oct 12, 2021· Updated Jun 17, 2026
CVE-2021-42009
CVE-2021-42009
Description
An authenticated Apache Traffic Control Traffic Ops user with Portal-level privileges can send a request with a specially-crafted email subject to the /deliveryservices/request Traffic Ops endpoint to send an email, from the Traffic Ops server, with an arbitrary body to an arbitrary email address. Apache Traffic Control 5.1.x users should upgrade to 5.1.3 or 6.0.0. 4.1.x users should upgrade to 5.1.3.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
github.com/apache/trafficcontrolGo | < 5.1.3 | 5.1.3 |
Affected products
3cpe:2.3:a:apache:traffic_control:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:apache:traffic_control:*:*:*:*:*:*:*:*range: >=4.1.0,<5.1.3
- (no CPE)range: 4.0.0
Patches
Vulnerability mechanics
References
9- lists.apache.org/thread.html/rf0481b9e38ece1ece458d3ce7b2d671df819e3555597f31fc34f084e%40%3Ccommits.trafficcontrol.apache.org%3EnvdMailing ListPatchVendor AdvisoryWEB
- www.openwall.com/lists/oss-security/2021/10/12/1nvdMailing ListThird Party AdvisoryWEB
- github.com/advisories/GHSA-gw97-f6h8-gm94ghsaADVISORY
- lists.apache.org/thread.html/re384fd0f44c6d230f31376153c6e8b59e4a669f927c1533d06d702af%40%3Cdev.trafficcontrol.apache.org%3EnvdMailing ListVendor AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2021-42009ghsaADVISORY
- lists.apache.org/thread.html/r78d471d8a4fd268a4c5ae6c47327c09d9d4b4467c31da2c97422febb@%3Cdev.trafficcontrol.apache.org%3EghsaWEB
- lists.apache.org/thread.html/r7dfa9a89b39d06caeeeb7b5cdc41b3493a9b86cc6cfa059d3f349d87@%3Cannounce.apache.org%3EghsaWEB
- lists.apache.org/thread.html/r78d471d8a4fd268a4c5ae6c47327c09d9d4b4467c31da2c97422febb%40%3Cdev.trafficcontrol.apache.org%3Envd
- lists.apache.org/thread.html/r7dfa9a89b39d06caeeeb7b5cdc41b3493a9b86cc6cfa059d3f349d87%40%3Cannounce.apache.org%3Envd
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