CVE-2018-20002

MEDIUM

Description

The _bfd_generic_read_minisymbols function in syms.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.31, has a memory leak via a crafted ELF file, leading to a denial of service (memory consumption), as demonstrated by nm.

References

http://www.securityfocus.com/bid/106142

https://security.gentoo.org/glsa/201908-01

https://security.netapp.com/advisory/ntap-20190221-0004/

https://sourceware.org/bugzilla/show_bug.cgi?id=23952

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=c2f5dc30afa34696f2da0081c4ac50b958ecb0e9

https://support.f5.com/csp/article/K62602089

Details

Source: MITRE

Published: 2018-12-10

Updated: 2019-10-03

Type: CWE-772

Risk Information

CVSS v2.0

Base Score: 4.3

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

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3.0

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM