VDB-214328 · CVE-2022-40977 · VDE-2022-033

Pilz PASvisu Server up to 1.11.x ZIP Configuration File path traversal

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.1	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Pilz PASvisu Server up to 1.11.x. This issue affects some unknown processing of the component ZIP Configuration File Handler. Such manipulation leads to path traversal. This vulnerability is listed as CVE-2022-40977. The attack may be performed from remote. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Pilz PASvisu Server up to 1.11.x. Affected by this issue is some unknown functionality of the component ZIP Configuration File Handler. The manipulation with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is confidentiality, integrity, and availability. CVE summarizes:

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').

The weakness was presented 11/24/2022 as VDE-2022-033. The advisory is shared for download at cert.vde.com. This vulnerability is handled as CVE-2022-40977 since 09/19/2022. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1006.

Upgrading to version 1.12.0 eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Pilz

Name

PASvisu Server

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.2
VulDB Meta Temp Score: 8.1

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector (CERT VDE): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: PASvisu Server 1.12.0

Timelineinfo

09/19/2022 🔍
11/24/2022 +66 days 🔍
11/24/2022 +0 days 🔍
12/23/2022 +29 days 🔍

Sourcesinfo

Advisory: VDE-2022-033
Status: Confirmed

CVE: CVE-2022-40977 (🔍)
GCVE (CVE): GCVE-0-2022-40977
GCVE (VulDB): GCVE-100-214328

Entryinfo

Created: 11/24/2022 13:06
Updated: 12/23/2022 08:05
Changes: 11/24/2022 13:06 (51), 12/23/2022 08:05 (11)
Complete: 🔍
Cache ID: 216::103