Omron CX-Supervisor up to 3.30 Project File Parser use after free
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.3 | $0-$5k | 0.00 |
A vulnerability was found in Omron CX-Supervisor up to 3.30. It has been classified as critical. This affects an unknown part of the component Project File Parser. The manipulation with an unknown input leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:
In Omron CX-Supervisor Versions 3.30 and prior, use after free vulnerabilities can be exploited when CX Supervisor parses a specially crafted project file.
The bug was discovered 03/13/2018. The weakness was presented 03/21/2018 by rgod with Zero Day Initiative (Website). The advisory is shared at securityfocus.com. This vulnerability is uniquely identified as CVE-2018-7521 since 02/26/2018. The exploitability is told to be easy. An attack has to be approached locally. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.
The vulnerability was handled as a non-public zero-day exploit for at least 8 days. During that time the estimated underground price was around $0-$5k.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
See 114869, 114870, 114871 and 114872 for similar entries.
Product
Type
Vendor
Name
Version
- 3.0
- 3.1
- 3.2
- 3.3
- 3.4
- 3.5
- 3.6
- 3.7
- 3.8
- 3.9
- 3.10
- 3.11
- 3.12
- 3.13
- 3.14
- 3.15
- 3.16
- 3.17
- 3.18
- 3.19
- 3.20
- 3.21
- 3.22
- 3.23
- 3.24
- 3.25
- 3.26
- 3.27
- 3.28
- 3.29
- 3.30
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.3VulDB Meta Temp Score: 5.3
VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 5.3
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Use after freeCWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: Yes
Remote: No
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 Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
02/26/2018 🔍03/13/2018 🔍
03/13/2018 🔍
03/21/2018 🔍
03/21/2018 🔍
03/22/2018 🔍
02/05/2021 🔍
Sources
Advisory: securityfocus.com⛔Researcher: rgod working with Trend Micro???s Zero Day Initiative (rgod)
Organization: Zero Day Initiative
Status: Not defined
CVE: CVE-2018-7521 (🔍)
SecurityFocus: 103394 - Omron CX-Supervisor Multiple Security Vulnerabilities
See also: 🔍
Entry
Created: 03/22/2018 08:01Updated: 02/05/2021 16:30
Changes: 03/22/2018 08:01 (59), 01/15/2020 16:01 (5), 02/05/2021 16:30 (2)
Complete: 🔍
No comments yet. Languages: en.
Please log in to comment.