Siemens SIMATIC STEP 7 up to 18 cleartext storage in memory

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.
3.2$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Siemens SIMATIC STEP 7 up to 18. This vulnerability affects unknown code. The manipulation leads to cleartext storage in memory. This vulnerability is uniquely identified as CVE-2022-46141. Local access is required to approach this attack. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Siemens SIMATIC STEP 7 up to 18 (SCADA Software). This issue affects some unknown processing. The manipulation with an unknown input leads to a cleartext storage in memory vulnerability. Using CWE to declare the problem leads to CWE-316. The product stores sensitive information in cleartext in memory. Impacted is confidentiality. The summary by CVE is:

A vulnerability has been identified in SIMATIC STEP 7 (TIA Portal) (All versions < V19). An information disclosure vulnerability could allow a local attacker to gain access to the access level password of the SIMATIC S7-1200 and S7-1500 CPUs, when entered by a legitimate user in the hardware configuration of the affected application.

The weakness was disclosed 12/12/2023 as ssa-887801. It is possible to read the advisory at cert-portal.siemens.com. The identification of this vulnerability is CVE-2022-46141 since 11/28/2022. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1555 according to MITRE ATT&CK.

Upgrading to version 19 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.2
VulDB Meta Temp Score: 3.2

VulDB Base Score: 2.3
VulDB Temp Score: 2.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 4.2
CNA Vector (Siemens AG): 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Cleartext storage in memory
CWE: CWE-316 / CWE-312 / CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: SIMATIC STEP 7 19

Timelineinfo

11/28/2022 🔍
12/12/2023 +379 days 🔍
12/12/2023 +0 days 🔍
12/12/2023 +0 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-887801
Status: Confirmed

CVE: CVE-2022-46141 (🔍)
GCVE (CVE): GCVE-0-2022-46141
GCVE (VulDB): GCVE-100-247547

Entryinfo

Created: 12/12/2023 13:31
Changes: 12/12/2023 13:31 (50)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!