CVE-2020-1751: glibc 2.31; +5 more affected products

Affected technology

glibc · before 2.31 (exclusive)
gnu

enterprise linux · 8.0
redhat

ubuntu linux · 16.04
canonical

ubuntu linux · 18.04
canonical

ubuntu linux · 19.10
canonical

glibc · 2.31
Red Hat

SIMATIC S7-1500 CPU 1518-4 PN/DP MFP · V3.1.0 to before V3.1.5
Siemens

SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP · V3.1.0 to before V3.1.5
Siemens

SIPLUS S7-1500 CPU 1518-4 PN/DP MFP · V3.1.0 to before V3.1.5
Siemens

Description’s affected range: before 2.31 when handling signal trampolines on PowerPC

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Local · No privileges required · No user interaction required

Attack conditions (NVD, CVSS 3.1): Local · Low privileges required · No user interaction required

What an attacker can do

The source reports that an attacker could disrupt service under the conditions described by the source. Vendor/CNA’s CVSS 3.1 assessment (base score 5.1/10) rates confidentiality and integrity impact as none; availability impact as high. NVD’s CVSS 3.1 assessment (base score 7.0/10) rates confidentiality, integrity and availability impact as high.