CVE-2022-42306

Name: CVE-2022-42306
Creator: NVD / NIST
Published: 2022-10-03T15:15:22.077+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.18%

Last modified Jun 17, 2026

CVE-2022-42306 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. An issue was discovered in Veritas NetBackup through 8.2 and related Veritas products. An attacker with local access can send a crafted packet to pbx_exchange during registration and cause a NULL pointer exception, effectively crashing the pbx_exchange process.. EPSS estimates a 0.18% chance of exploitation in the next 30 days.

Description

An issue was discovered in Veritas NetBackup through 8.2 and related Veritas products. An attacker with local access can send a crafted packet to pbx_exchange during registration and cause a NULL pointer exception, effectively crashing the pbx_exchange process.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.18%

7.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Veritas	Netbackup	<= 8.2

References

https://www.veritas.com/content/support/en_US/security/VTS22-010#M1Patch, Vendor Advisory
https://www.veritas.com/content/support/en_US/security/VTS22-010#M1Patch, Vendor Advisory

Timeline

Published: Oct 3, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-42306?

How severe is CVE-2022-42306?

CVE-2022-42306 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.

How do I fix CVE-2022-42306?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-42306?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST