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Fencer Vulns
medium 4.7

CVE-2023-0833 json

Red hat a-mq streams: component version with information disclosure flaw

published 2023-09-27 3 y ago modified 2026-06-23 4 mo ago also EUVD-2023-12835

cvss
4.7
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 38%
public exploits
0
none known

Summary

A flaw was found in Red Hat's AMQ-Streams, which ships a version of the OKHttp component with an information disclosure flaw via an exception triggered by a header containing an illegal value. This issue could allow an authenticated attacker to access information outside of their regular permissions.

Patch / fix

  • squareup okhttp 4.9.2
  • redhat a-mq_streams 2.2.1, 2.4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2023-0833 updated cvss 4.7

Streams: component version with information disclosure flaw

  • Red Hat streams for Apache Kafka okhttp
    affected: no fix available
  • Red Hat AMQ Streams 2.2.1
    fixed: vendor fix RHSA-2023:1241
  • Red Hat AMQ Streams 2.4.0
    fixed: vendor fix RHSA-2023:3223

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.44% chance of exploitation in the next 30 days, higher than 38% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/square/okhttp/issues/6738 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected products

  • Red Hat Red Hat AMQ Streams 2.2.1
  • Red Hat Red Hat AMQ Streams 2.4.0

Classification

Weakness
  • CWE-209 Generation of Error Message Containing Sensitive Information

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.