CVEvulnerability
CVE-2021-3694
9.6 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2021-08-23
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 8.2 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N
- CVSS 3.1 ([email protected])
- 9.6 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-79
Description
LedgerSMB does not sufficiently HTML-encode error messages sent to the browser. By sending a specially crafted URL to an authenticated user, this flaw can be abused for remote code execution and information disclosure.
Affected configurations
• ledgersmb ledgersmb (>= 1.1.0 <= 1.1.12)
• ledgersmb ledgersmb (>= 1.2.0 <= 1.2.26)
• ledgersmb ledgersmb (>= 1.3.0 <= 1.3.47)
• ledgersmb ledgersmb (>= 1.4.0 <= 1.4.42)
• ledgersmb ledgersmb (>= 1.5.0 <= 1.5.30)
• ledgersmb ledgersmb (>= 1.6.0 <= 1.6.33)
• ledgersmb ledgersmb (>= 1.7.0 <= 1.7.32)
• ledgersmb ledgersmb (>= 1.8.0 <= 1.8.17)
• debian debian linux 10.0
• debian debian linux 11.0
Related
Weakness · CWE (1)
- CWE-79 Improper Neutralization of Input During Web Page Generation weakness
References
- https://github.com/ledgersmb/ledgersmb/commit/98fa476d46a4a7e5e9492ed69b4fa190be5547fc Patch, Third Party Advisory
- https://huntr.dev/bounties/ef7f4cf7-3a81-4516-b261-f5b6ac21430c Third Party Advisory
- https://ledgersmb.org/cve-2021-3694-cross-site-scripting Vendor Advisory
- https://www.debian.org/security/2021/dsa-4962 Third Party Advisory
- https://github.com/ledgersmb/ledgersmb/commit/98fa476d46a4a7e5e9492ed69b4fa190be5547fc Patch, Third Party Advisory
- https://huntr.dev/bounties/ef7f4cf7-3a81-4516-b261-f5b6ac21430c Third Party Advisory
- https://ledgersmb.org/cve-2021-3694-cross-site-scripting Vendor Advisory
- https://www.debian.org/security/2021/dsa-4962 Third Party Advisory