CVE-2018-14404: ubuntu linux 12.04, 14.04, 16.04 (+1 more affected versions); +6 more affected products

Affected technology

ubuntu linux · 12.04
canonical

ubuntu linux · 14.04
canonical

ubuntu linux · 16.04
canonical

ubuntu linux · 18.04
canonical

debian linux · Version not applicable in the source CPE
debian

libxml2 · through 2.9.8 (inclusive)
xmlsoft

n/a · n/a
Vendor not specified by the source

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: through 2.9.8 when parsing an invalid XPath expression in the XPATH_OP_AND or XPATH_OP_OR case

Component: Not specified by the source
Function: of

Attack conditions (Source advisory, CVSS 3.1): Network (remote) · No privileges required · User interaction required

What an attacker can do

The source reports that an attacker could disrupt service under the conditions described by the source. Source advisory’s CVSS 3.1 assessment (base score 6.5/10) rates confidentiality and integrity impact as none; availability impact as high.