IM
IronMonkey Threat Research

CVE-2018-14567 MEDIUM

Published: 2018-08-16 | Last Modified: 2026-06-17 | Status: Modified

Description

libxml2 2.9.8, if --with-lzma is used, allows remote attackers to cause a denial of service (infinite loop) via a crafted XML file that triggers LZMA_MEMLIMIT_ERROR, as demonstrated by xmllint, a different vulnerability than CVE-2015-8035 and CVE-2018-9251.

Additional Descriptions (1)

libxml2 2.9.8, si se emplea --with-lzma, permite que atacantes remotos provoquen una denegación de servicio (bucle infinito) mediante un archivo XML manipulado que desencadena LZMA_MEMLIMIT_ERROR, tal y como queda demostrado por xmllint. Esta vulnerabilidad es diferente de CVE-2015-8035 y CVE-2018-9251.

CVSS Metrics

Base Score: 4.3 (MEDIUM)

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

Access VectorNETWORK
Access ComplexityMEDIUM
AuthenticationNONE
Confidentiality ImpactNONE
Integrity ImpactNONE
Availability ImpactPARTIAL

Source: [email protected]

Type: Primary

Exploitability Score: 8.6

Impact Score: 2.9

Weaknesses

Source Type Description
[email protected] Primary
en CWE-835

Affected Products

Vendor Product Version Update Type
xmlsoft libxml2 2.9.8 <built-in method update of dict object at 0x7fd39c4a6900> Application
canonical ubuntu_linux 14.04 <built-in method update of dict object at 0x7fd348bbc9c0> Operating System
canonical ubuntu_linux 16.04 <built-in method update of dict object at 0x7fd36baccac0> Operating System
canonical ubuntu_linux 18.04 <built-in method update of dict object at 0x7fd340be6040> Operating System
debian debian_linux 8.0 <built-in method update of dict object at 0x7fd39c4a5e00> Operating System

Affected Configurations

Operator: OR

Vulnerable CPE
Yes cpe:2.3:a:xmlsoft:libxml2:2.9.8:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
Yes cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
Yes cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
Yes cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

References