CVE-2019-18218 Information

Description

cdf_read_property_info in cdf.c in file through 5.37 does not restrict the number of CDF_VECTOR elements which allows a heap-based buffer overflow (4-byte out-of-bounds write).

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00044.html https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16780 https://github.com/file/file/commit/46a8443f76cec4b41ec736eca396984c74664f84 https://lists.debian.org/debian-lts-announce/2019/10/msg00032.html https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CV6PFCEYHYALMTT45QE2U5C5TEJZQPXJ/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/D6BJVGXSCC6NMIAWX36FPWHEIFON3OSE/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VBK6XOJR6OVWT2FUEBO7V7KCOSSLAP52/ https://security.gentoo.org/glsa/202003-24 https://security.netapp.com/advisory/ntap-20200115-0001/ https://usn.ubuntu.com/4172-1/ https://usn.ubuntu.com/4172-2/ https://www.debian.org/security/2019/dsa-4550

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8