PT-2019-13770 · Firefly Iii · Firefly-Iii

Published 2019-08-05 · Updated 2020-12-16 · CVE-2019-14668

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions Firefly III version 4.7.17.3

Description The issue arises from the lack of filtration of user-supplied data in the transaction description field, leading to stored XSS. This allows JavaScript code to be executed during the deletion of a transaction link.

Recommendations For Firefly III version 4.7.17.3, consider disabling the transaction description field until a patch is available to prevent exploitation. Restrict access to the transaction link deletion functionality to minimize the risk of stored XSS attacks. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2019-14668

Affected Products

Firefly-Iii

References · 4

• 🔥 https://github.com/firefly-iii/firefly-iii/issues/2364 · Exploit
• https://github.com/firefly-iii/firefly-iii/commit/3ad4e04e2ae50e60564b60b68dfac083e5684882 · Patch
• https://osv.dev/vulnerability/CVE-2019-14668 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-14668 · Security Note