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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.
| Reporter | Title | Published | Views | Family All 11 |
|---|---|---|---|---|
 | CVE-2021-46878 affecting package fluent-bit 1.5.2-2 | 25 May 202317:55 | – | cbl_mariner |
 | CVE-2021-46878 | 11 Apr 202322:28 | – | circl |
 | Fluent Bit 安全漏洞 | 11 Apr 202300:00 | – | cnnvd |
 | CVE-2021-46878 | 11 Apr 202300:00 | – | cve |
 | CVE-2021-46878 | 11 Apr 202300:00 | – | cvelist |
 | EUVD-2021-33528 | 3 Oct 202520:07 | – | euvd |
 | CVE-2021-46878 | 11 Apr 202318:15 | – | nvd |
 | BIT-FLUENT-BIT-2021-46878 | 6 Mar 202410:52 | – | osv |
 | Type confusion | 11 Apr 202318:15 | – | prion |
 | PT-2023-12598 · Treasure Data · Treasure Data Fluent Bit | 11 Apr 202300:00 | – | ptsecurity |
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25 May 2023 07:00Current
7.6High risk
Vulners AI Score7.6
CVSS 3.17.8
EPSS0.00074
SSVC