Siemens LOGO 8 BM TCP Packet buffer overflow

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.
8.4$5k-$25k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Siemens LOGO 8 BM. This impacts an unknown function of the component TCP Packet Handler. Such manipulation leads to buffer overflow. This vulnerability is listed as CVE-2022-36361. There is no available exploit.

Detailsinfo

A vulnerability was found in Siemens LOGO 8 BM (affected version unknown). It has been rated as critical. Affected by this issue is an unknown functionality of the component TCP Packet Handler. The manipulation with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability. CVE summarizes:

A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions). Affected devices do not properly validate the structure of TCP packets in several methods. This could allow an attacker to cause buffer overflows, get control over the instruction counter and run custom code.

The weakness was presented 10/11/2022 as ssa-955858. The advisory is shared for download at cert-portal.siemens.com. This vulnerability is handled as CVE-2022-36361 since 07/21/2022. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 09/10/2024).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 8.4

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 9.8
CNA Vector: 🔍

CVSSv2info

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

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

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/21/2022 🔍
10/11/2022 +82 days 🔍
10/11/2022 +0 days 🔍
09/10/2024 +700 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-955858
Status: Confirmed

CVE: CVE-2022-36361 (🔍)
GCVE (CVE): GCVE-0-2022-36361
GCVE (VulDB): GCVE-100-210428

Entryinfo

Created: 10/11/2022 16:14
Updated: 09/10/2024 12:37
Changes: 10/11/2022 16:14 (38), 11/05/2022 08:45 (11), 09/10/2024 12:37 (26)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to know what is going to be exploited?

We predict KEV entries!