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).

CVSS v3.0 5.5 MEDIUM
CVSS v2.0 2.1 LOW

5.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

2.1^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
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

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:freebsd:freebsd:11.3:-::::::
	cpe:2.3:o:freebsd:freebsd:11.3:p1::::::
	cpe:2.3:o:freebsd:freebsd:11.3:p3::::::
	cpe:2.3:o:freebsd:freebsd:11.3:p2::::::
	cpe:2.3:o:freebsd:freebsd:12.1:p1::::::
	cpe:2.3:o:freebsd:freebsd:12.1:-::::::
	cpe:2.3:o:freebsd:freebsd:11.3:p4::::::
	cpe:2.3:o:freebsd:freebsd:11.3:p5::::::
	cpe:2.3:o:freebsd:freebsd:11.3:p6::::::
	cpe:2.3:o:freebsd:freebsd:12.1:p2::::::
	cpe:2.3:o:freebsd:freebsd:11.3:p7::::::
	cpe:2.3:o:freebsd:freebsd:11.3:p8::::::
	cpe:2.3:o:freebsd:freebsd:11.4:-::::::
	cpe:2.3:o:freebsd:freebsd:11.4:beta1::::::
	cpe:2.3:o:freebsd:freebsd:12.1:p3::::::
	cpe:2.3:o:freebsd:freebsd:12.1:p4::::::

Information

Published : 2020-05-13 09:15

Updated : 2022-06-04 20:04

NVD link : CVE-2020-7455

Mitre link : CVE-2020-7455

JSON object : View

CWE

CWE-772

Missing Release of Resource after Effective Lifetime

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Products Affected

freebsd

freebsd

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