CVE-2022-40977

Name: CVE-2022-40977
Creator: NVD / NIST
Published: 2022-11-24T10:15:11.013+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.86%

Last modified Jun 17, 2026

CVE-2022-40977 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A path traversal vulnerability was discovered in Pilz PASvisu Server before 1.12.0. An unauthenticated remote attacker could use a zipped, malicious configuration file to trigger arbitrary file writes ('zip-slip'). EPSS estimates a 0.86% chance of exploitation in the next 30 days.

Description

A path traversal vulnerability was discovered in Pilz PASvisu Server before 1.12.0. An unauthenticated remote attacker could use a zipped, malicious configuration file to trigger arbitrary file writes ('zip-slip'). File writes do not affect confidentiality or availability.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.86%

53.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Pilz	Pasvisu	< 1.12.0
Pilz	Pmi V507 Firmware	<= 1.3.58
Pilz	Pmi V512 Firmware	<= 1.3.58
Pilz	Pmi V704e Firmware	< 2.2.0
Pilz	Pmi V707e Firmware	< 2.2.0
Pilz	Pmi V807 Firmware	< 1.6.102
Pilz	Pmi V812 Firmware	< 1.6.102
Pilz	Pmi V815 Firmware	< 1.6.102

References

https://cert.vde.com/en/advisories/VDE-2022-033/Mitigation, Third Party Advisory
https://cert.vde.com/en/advisories/VDE-2022-033/Mitigation, Third Party Advisory

Timeline

Published: Nov 24, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-40977?

How severe is CVE-2022-40977?

CVE-2022-40977 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.86% probability of exploitation in the next 30 days.

How do I fix CVE-2022-40977?

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-2022-40977?

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

Scan your code now

Source: NVD / NIST