Fedora 36 update for python-fastapi



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-45958
CWE-ID CWE-121
Exploitation vector Network
Public exploit N/A
Vulnerable software
Fedora
Operating systems & Components / Operating system

python-fastapi
Operating systems & Components / Operating system package or component

Vendor Fedoraproject

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Stack-based buffer overflow

EUVDB-ID: #VU61917

Risk: Medium

CVSSv4.0: [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-45958

CWE-ID: CWE-121 - Stack-based buffer overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error in Buffer_AppendIndentUnchecked. A remote unauthenticated attacker can trigger stack-based buffer overflow and cause a denial of service condition on the target system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 36

python-fastapi: before 0.75.2-1.fc36

CPE2.3 External links

http://bodhi.fedoraproject.org/updates/FEDORA-2022-d1452fd421


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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