CVE Vulnerability

CVE-2020-35963

flb_gzip_compress in flb_gzip.c in Fluent Bit before 1.6.4 has an out-of-bounds write because it does not use the correct calculation of the maximum gzip data-size expansion.

6.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

7.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27261 Exploit Issue Tracking
https://fluentbit.io/announcements/v1.6.4/ Release Notes Vendor Advisory
https://github.com/fluent/fluent-bit/commit/cadff53c093210404aed01c4cf586adb8caa07af Patch Third Party Advisory
Configurations

Configuration 1
Information

Published : 2021-01-03 07:15

Updated : 2021-01-08 01:45

NVD link : CVE-2020-35963

Mitre link : CVE-2020-35963

Products Affected
No products.
CWE
CWE-787