CVEvulnerability
CVE-2020-7455
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2020-05-13
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- CVSS 2.0 ([email protected])
- 2.1 LOW — AV:L/AC:L/Au:N/C:P/I:N/A:N
- Weaknesses
- CWE-772
Description
In FreeBSD 12.1-STABLE before r360973, 12.1-RELEASE before p5, 11.4-STABLE before r360973, 11.4-BETA1 before p1 and 11.3-RELEASE before p9, the FTP packet handler in libalias incorrectly calculates some packet length allowing disclosure of small amounts of kernel (for kernel NAT) or natd process space (for userspace natd).
Affected configurations
• freebsd freebsd 11.3
• freebsd freebsd 11.4
• freebsd freebsd 12.1
Related
Weakness · CWE (1)
- CWE-772 Missing Release of Resource after Effective Lifetime weakness
References
- https://security.FreeBSD.org/advisories/FreeBSD-SA-20:13.libalias.asc Vendor Advisory
- https://security.netapp.com/advisory/ntap-20200518-0005/ Third Party Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-20-661/ Third Party Advisory, VDB Entry
- https://security.FreeBSD.org/advisories/FreeBSD-SA-20:13.libalias.asc Vendor Advisory
- https://security.netapp.com/advisory/ntap-20200518-0005/ Third Party Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-20-661/ Third Party Advisory, VDB Entry