Vulnerability in Freebsd
CVE-2020-7455
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).
EPSS: 0.005 (41.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Freebsd — versions 11.3, 11.4, 12.1
- N/a Freebsd — versions FreeBSD 12.1-RELEASE before p5, 11.4-BETA1 before p1, and 11.3-RELEASE before p9
Weakness classification (CWE)
References
- secteam@freebsd.org (x_refsource_MISC, Vendor Advisory)
- secteam@freebsd.org (x_refsource_CONFIRM, Third Party Advisory)
- secteam@freebsd.org (VDB Entry, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-7455?
- CVE-2020-7455 is a medium-severity vulnerability in Freebsd, classified under Missing Release of Resource after Effective Lifetime. CVSS score: 5.5/10. Published 2020-05-13.
- How severe is CVE-2020-7455?
- Medium severity. CVSS v3 base score is 5.5 out of 10.