CVE-2021-46879
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Summary
An issue was discovered in Treasure Data Fluent Bit 1.7.1, a wrong variable is used to get the msgpack data resulting in a heap overflow in flb_msgpack_gelf_value_ext. An attacker can craft a malicious file and tick the victim to open the file with the software, triggering a heap overflow and execute arbitrary code on the target system.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| n/a | n/a | n/a | affected |
Weaknesses
- n/a
ADP Enrichment
CVE Program Container
Additional References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26851
- https://github.com/fluent/fluent-bit/pull/3100
CISA ADP Vulnrichment
- SSVC:
- Exploitation: poc
- Automatable: no
- Technical Impact: total
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26851
- https://github.com/fluent/fluent-bit/pull/3100
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