CVE-2021-46878
CVSS V2 None
CVSS V3 None
Description
An issue was discovered in Treasure Data Fluent Bit 1.7.1, erroneous parsing in flb_pack_msgpack_to_json_format leads to type confusion bug that interprets whatever is on the stack as msgpack maps and arrays, leading to use-after-free. This can be used by an attacker to craft a specially craft file and trick the victim opening it using the affect software, triggering use-after-free and execute arbitrary code on the target system.
Overview
- CVE ID
- CVE-2021-46878
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2023-04-11T18:15:58
- Last Modified Date
- 2023-04-26T13:42:43
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:treasuredata:fluent_bit:1.7.1:*:*:*:*:*:*:* | 1 | OR |
References
| Reference URL | Reference Tags |
|---|---|
| https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27742 | |
| https://github.com/fluent/fluent-bit/pull/3115 |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-46878 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-46878 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2023-04-17 04:31:37 | Added to TrackCVE | |||
| 2023-04-17 17:00:50 | Awaiting Analysis | Undergoing Analysis | Vulnerability Status | updated |
| 2023-04-26 14:00:48 | 2023-04-26T13:42:43 | CVE Modified Date | updated | |
| 2023-04-26 14:00:48 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |
| 2023-04-26 14:00:51 | Weakness Enumeration | new | ||
| 2023-04-26 14:00:54 | CPE Information | updated |