CVE-2024-34363 — Uncaught Exception in Envoy

CWE-248 — Uncaught ExceptionCWE-400 — Uncontrolled Resource Consumption2 documents2 sources
Severity
7.5HIGHNVD
EPSS
0.0%
top 92.13%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Envoyproxy Envoy
Timeline
PublishedJun 4

Description

Envoy is a cloud-native, open source edge and service proxy. Due to how Envoy invoked the nlohmann JSON library, the library could throw an uncaught exception from downstream data if incomplete UTF-8 strings were serialized. The uncaught exception would cause Envoy to crash.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages2 packages

▶NVDenvoyproxy/envoy1.28.0 — 1.28.4+2
▶CVEListV5envoyproxy/envoy>= 1.28.0, <= 1.28.3, >= 1.29.0, <= 1.29.4, >= 1.30.0, <= 11.30.1+2

📋Vendor Advisories

1
Red Hat
envoy: access log JSON formatter DoS↗2024-06-04
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CVE-2024-34363 — Uncaught Exception in Envoyproxy Envoy | cvebase