Detections
Analytics

SCA: security update for org.apache.pulsar:pulsar-broker-auth-sasl (GHSA-c57v-4vg5-cm2x)

high Tenable Cloud Security Plugin ID 413667

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - Observable timing discrepancy vulnerability in Apache Pulsar SASL Authentication Provider can allow an
 attacker to forge a SASL Role Token that will pass signature verification. Users are recommended to
 upgrade to version 2.11.3, 3.0.2, or 3.1.1 which fixes the issue. Users should also consider updating the
 configured secret in the `saslJaasServerRoleTokenSignerSecretPath` file. Any component matching an above
 version running the SASL Authentication Provider is affected. That includes the Pulsar Broker, Proxy,
 Websocket Proxy, or Function Worker. 2.11 Pulsar users should upgrade to at least 2.11.3. 3.0 Pulsar users
 should upgrade to at least 3.0.2. 3.1 Pulsar users should upgrade to at least 3.1.1. Any users running
 Pulsar 2.8, 2.9, 2.10, and earlier should upgrade to one of the above patched versions. For additional
 details on this attack vector, please refer to https://codahale.com/a-lesson-in-timing-attacks/ .
 (CVE-2023-51437)

Solution

Update the org.apache.pulsar:pulsar-broker-auth-sasl library and its related packages to version 2.11.3 or later.

See Also

https://github.com/advisories/GHSA-c57v-4vg5-cm2x

Plugin Details

Severity: High

ID: 413667

Version: Revision 1.13

Type: Local

Family: SCA Checks

Published: 1/23/2025

Updated: 7/2/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Medium

Score: 4.3

Percentile: 53.4

Vendor

Vendor Severity: High

CVSS v2

Risk Factor: High

Base Score: 7.1

Temporal Score: 5.3

Vector: CVSS2#AV:N/AC:H/Au:N/C:C/I:C/A:N

CVSS Score Source: CVE-2023-51437

CVSS v3

Risk Factor: High

Base Score: 7.4

Temporal Score: 6.4

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 2/7/2024

Vulnerability Publication Date: 2/7/2024

Reference Information

CVE: CVE-2023-51437