shell-quote up to 1.7.2 on Node.js Windows Drive Letter exec os command injection
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.3 | $0-$5k | 0.00 |
A vulnerability was found in shell-quote up to 1.7.2 on Node.js (JavaScript Library). It has been classified as critical. This affects the function exec
of the component Windows Drive Letter Handler. The manipulation with an unknown input leads to a os command injection vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability.
The weakness was disclosed 10/22/2021 as 5799416ed454aa4ec9afafc895b4e31760ea1abe. The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2021-42740 since 10/20/2021. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1202 for this issue.
Upgrading to version 1.7.3 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 5799416ed454aa4ec9afafc895b4e31760ea1abe is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.
Product
Type
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: 5.5VulDB Meta Temp Score: 5.3
VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
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: 🔍
Exploiting
Class: Os command injectionCWE: CWE-78 / CWE-74 / CWE-707
ATT&CK: T1202
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: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: shell-quote 1.7.3
Patch: 5799416ed454aa4ec9afafc895b4e31760ea1abe
Timeline
10/20/2021 🔍10/22/2021 🔍
10/22/2021 🔍
10/28/2021 🔍
Sources
Advisory: 5799416ed454aa4ec9afafc895b4e31760ea1abeStatus: Confirmed
Confirmation: 🔍
CVE: CVE-2021-42740 (🔍)
Entry
Created: 10/22/2021 07:34Updated: 10/28/2021 15:30
Changes: 10/22/2021 07:34 (46), 10/28/2021 15:30 (1)
Complete: 🔍
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