CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.6 | $0-$5k | 0.00 |
A vulnerability was found in ZyXEL NBG2105 1.00(AAGU.2)C0 (Router Operating System) and classified as critical. This issue affects an unknown part of the component Login Cookie Handler. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability.
The weakness was presented 01/27/2021. The advisory is shared at github.com. The identification of this vulnerability is CVE-2021-3297. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/20/2021). MITRE ATT&CK project uses the attack technique T1068 for this issue.
Applying a patch is able to eliminate this problem. The bugfix is ready for download at zyxel.com.
Product
Type
Vendor
Name
Version
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: 7.6VulDB Meta Temp Score: 7.6
VulDB Base Score: 7.4
VulDB Temp Score: 7.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.8
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: Access controlCWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍
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 Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
0-Day Time: 🔍
Patch: zyxel.com
Timeline
01/25/2021 🔍01/27/2021 🔍
01/27/2021 🔍
02/20/2021 🔍
Sources
Vendor: zyxel.comAdvisory: github.com
Status: Not defined
CVE: CVE-2021-3297 (🔍)
Entry
Created: 01/27/2021 12:17Updated: 02/20/2021 15:53
Changes: 01/27/2021 12:17 (39), 02/20/2021 15:50 (2), 02/20/2021 15:53 (18)
Complete: 🔍
No comments yet. Languages: en.
Please log in to comment.