Home/CVE/Istio before 1.2.2 mishandles certain access tokens, leading to "Epoch 0 terminated with an error" in Envoy. This is rel
CVE

CVE-2019-12995

Istio before 1.2.2 mishandles certain access tokens, leading to "Epoch 0 terminated with an error" in Envoy. This is rel

Istio before 1.2.2 mishandles certain access tokens, leading to "Epoch 0 terminated with an error" in Envoy. This is related to a jwt_authenticator.cc segmentation fault.

HIGH · CVSS 7.5 EPSS 0.00616
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-476NULL Pointer Dereference
▤

Affected Products & Versions

1
istio< 1.2.2
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.0 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD28 Jun 2019 · 10:15 AM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/istio/istio.io/pull/4555Third Party Advisory
https://github.com/istio/istio/issues/15084Third Party Advisory
https://istio.io/about/notes/Release NotesVendor Advisory
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