Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2021-3663 |
CWE-ID | CWE-307 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software |
Firefly III Client/Desktop applications / Other client software |
Vendor | James Cole |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU55292
Risk: Medium
CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2021-3663
CWE-ID:
CWE-307 - Improper Restriction of Excessive Authentication Attempts
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to the affected software does not implement sufficient measures to prevent multiple failed authentication attempts within in a short time frame. A remote attacker can perform a brute-force attack and gain access to sensitive information on the system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsFirefly III: 5.5.0 - 5.5.12
CPE2.3https://huntr.dev/bounties/497bdf6d-7dba-49c3-8011-1c64dfbb3380
https://github.com/firefly-iii/firefly-iii/commit/afc9f4b7ebc8a240c85864a6e1abda62bfeefae8
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.