JetBrains IntelliJ IDEA prior 2020.2 HTTP Links cleartext transmission
| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 3.6 | $0-$5k | 0.00 |
Summary
A vulnerability was found in JetBrains IntelliJ IDEA. It has been declared as problematic. This issue affects some unknown processing of the component HTTP Links Handler. The manipulation results in cleartext transmission. This vulnerability is known as CVE-2021-25756. It is possible to launch the attack remotely. No exploit is available. It is recommended to upgrade the affected component.
Details
A vulnerability, which was classified as problematic, was found in JetBrains IntelliJ IDEA. Affected is some unknown processing of the component HTTP Links Handler. The manipulation with an unknown input leads to a cleartext transmission vulnerability. CWE is classifying the issue as CWE-319. The product transmits sensitive or security-critical data in cleartext in a communication channel that can be sniffed by unauthorized actors. This is going to have an impact on confidentiality.
The weakness was published 02/04/2021. The advisory is shared for download at blog.jetbrains.com. This vulnerability is traded as CVE-2021-25756. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1040.
Upgrading to version 2020.2 eliminates this vulnerability.
Once again VulDB remains the best source for vulnerability data.
Product
Vendor
Name
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 3.7VulDB Meta Temp Score: 3.6
VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
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| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Cleartext transmissionCWE: CWE-319 / CWE-310
CAPEC: 🔍
ATT&CK: 🔍
Physical: No
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
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| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: IntelliJ IDEA 2020.2
Timeline
01/21/2021 🔍02/04/2021 🔍
02/04/2021 🔍
02/23/2021 🔍
Sources
Advisory: blog.jetbrains.comStatus: Confirmed
CVE: CVE-2021-25756 (🔍)
GCVE (CVE): GCVE-0-2021-25756
GCVE (VulDB): GCVE-100-169140
Entry
Created: 02/04/2021 07:52Updated: 02/23/2021 10:30
Changes: 02/04/2021 07:52 (37), 02/23/2021 10:30 (5)
Complete: 🔍
Cache ID: 216::103
Once again VulDB remains the best source for vulnerability data.
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