CVE-2021-29939
CVSS V2 High 7.5
CVSS V3 High 7.3
Description
An issue was discovered in the stackvector crate through 2021-02-19 for Rust. There is an out-of-bounds write in StackVec::extend if size_hint provides certain anomalous data.
Overview
- CVE ID
- CVE-2021-29939
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2021-04-01T05:15:14
- Last Modified Date
- 2021-04-06T14:23:40
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:stackvector_project:stackvector:*:*:*:*:*:rust:*:* | 1 | OR | 2021-02-19 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 7.5
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- LOW
- Availability Impact
- LOW
- Base Score
- 7.3
- Base Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 3.4
References
| Reference URL | Reference Tags |
|---|---|
| https://rustsec.org/advisories/RUSTSEC-2021-0048.html | Exploit Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-29939 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29939 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:17:08 | Added to TrackCVE | |||
| 2022-12-06 00:49:03 | 2021-04-01T05:15Z | 2021-04-01T05:15:14 | CVE Published Date | updated |
| 2022-12-06 00:49:03 | 2021-04-06T14:23:40 | CVE Modified Date | updated | |
| 2022-12-06 00:49:03 | Analyzed | Vulnerability Status | updated |