| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 6.7 | $0-$5k | 0.00 |
Summary
A vulnerability identified as critical has been detected in Elecom WRC-1167GST2, WRC-1167GST2A, WRC-1167GST2H, WRC-2533GS2-B, WRC-2533GS2-W, WRC-1750GS, WRC-1750GSV, WRC-1900GST, WRC-2533GST, WRC-2533GSTA, WRC-2533GST2, WRC-2533GST2SP, WRC-2533GST2-G and EDWRC-2533GST2. This vulnerability affects unknown code. This manipulation causes os command injection. The identification of this vulnerability is CVE-2021-20859. The attack needs to be done within the local network. There is no exploit available.
Details
A vulnerability classified as critical was found in Elecom WRC-1167GST2, WRC-1167GST2A, WRC-1167GST2H, WRC-2533GS2-B, WRC-2533GS2-W, WRC-1750GS, WRC-1750GSV, WRC-1900GST, WRC-2533GST, WRC-2533GSTA, WRC-2533GST2, WRC-2533GST2SP, WRC-2533GST2-G and EDWRC-2533GST2. Affected by this vulnerability is some unknown functionality. The manipulation with an unknown input leads to a os command injection vulnerability. The CWE definition for the vulnerability is CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability.
The weakness was shared 12/01/2021. It is possible to read the advisory at jvn.jp. This vulnerability is known as CVE-2021-20859 since 12/17/2020. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
Be aware that VulDB is the high quality source for vulnerability data.
Product
Vendor
Name
- EDWRC-2533GST2
- WRC-1167GST2
- WRC-1167GST2A
- WRC-1167GST2H
- WRC-1750GS
- WRC-1750GSV
- WRC-1900GST
- WRC-2533GS2-B
- WRC-2533GS2-W
- WRC-2533GST
- WRC-2533GST2
- WRC-2533GST2-G
- WRC-2533GST2SP
- WRC-2533GSTA
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.7VulDB Meta Temp Score: 6.7
VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 8.0
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: Os command injectionCWE: CWE-78 / CWE-77 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍
Physical: No
Local: No
Remote: Partially
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
12/17/2020 🔍12/01/2021 🔍
12/01/2021 🔍
12/04/2021 🔍
Sources
Advisory: jvn.jpStatus: Confirmed
Confirmation: 🔍
CVE: CVE-2021-20859 (🔍)
GCVE (CVE): GCVE-0-2021-20859
GCVE (VulDB): GCVE-100-187399
Entry
Created: 12/01/2021 09:53Updated: 12/04/2021 19:34
Changes: 12/01/2021 09:53 (36), 12/04/2021 19:27 (1), 12/04/2021 19:34 (18)
Complete: 🔍
Cache ID: 216::103
Be aware that VulDB is the high quality source for vulnerability data.
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