medium
5.3
CWE
20 843
Advisory Published
Updated

CVE-2019-13118: Input Validation

First published: Mon Jul 01 2019(Updated: )

In numbers.c in libxslt 1.1.33, a type holding grouping characters of an xsl:number instruction was too narrow and an invalid character/length combination could be passed to xsltNumberFormatDecimal, leading to a read of uninitialized stack data.

Credit: found by OSS-Fuzz cve@mitre.org

Affected SoftwareAffected VersionHow to fix
debian/libxslt
1.1.34-4+deb11u1
1.1.35-1
1.1.35-1.1
tvOS<12.4
12.4
macOS Mojave<10.14.6
10.14.6
macOS High Sierra
macOS High Sierra
Apple iOS, iPadOS, and watchOS<12.4
12.4
Apple iOS, iPadOS, and watchOS<5.3
5.3
Apple iCloud<7.13
7.13
Apple iCloud<10.6
10.6
iTunes<12.9.6
12.9.6
libxslt=1.1.33
SUSE Linux=15.1
NetApp Active IQ Unified Manager for VMware vSphere
NetApp Active IQ Unified Manager
NetApp Cloud Backup
IBM Data ONTAP
NetApp E-Series Performance Analyzer
NetApp E-Series SANtricity Management Plug-ins for VMware vCenter
NetApp E-Series SANtricity OS Controller>=11.0<=11.50.2
NetApp SANtricity Storage Manager
NetApp E-Series SANtricity Web Services
NetApp OnCommand Insight
NetApp OnCommand Workflow Automation
NetApp ONTAP Select Deploy
NetApp Plug-in for Symantec NetBackup
NetApp E-Series SANtricity Unified Manager
NetApp SteelStore Cloud Integrated Storage
Oracle OpenJDK 1.8.0=1.8.0-update231
Fedora=31
Ubuntu=12.04
Ubuntu=14.04
Ubuntu=16.04
Ubuntu=18.04
Ubuntu=19.04
Ubuntu=19.10
iCloud for Windows<7.13
iCloud for Windows>=10.0<10.6
iTunes<12.9.6
iStyle @cosme iPhone OS<12.4
Apple iOS and macOS=10.12.6-security_update_2019-001
Apple iOS and macOS=10.12.6-security_update_2019-002
Apple iOS and macOS=10.12.6-security_update_2019-003
Apple iOS and macOS=10.13.6-security_update_2019-001
Apple iOS and macOS=10.13.6-security_update_2019-002
Apple iOS and macOS=10.13.6-security_update_2019-003
Apple iOS and macOS>=10.4.6<10.14.6
tvOS<12.4

Remedy

https://gitlab.gnome.org/GNOME/libxslt/commit/6ce8de69330783977dd14f6569419489875fb71b

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is CVE-2019-13118?

    CVE-2019-13118 is a vulnerability in libxslt that allows for a stack overflow due to improved input validation.

  • What is the severity of CVE-2019-13118?

    The severity of CVE-2019-13118 is medium with a CVSS score of 5.3.

  • Which software is affected by CVE-2019-13118?

    The affected software includes libxslt 1.1.33, opensuse leap 15.1, NetApp Active IQ Unified Manager, NetApp Cloud Backup, NetApp Clustered Data ONTAP, NetApp E-Series Performance Analyzer, NetApp E-Series SANtricity Management Plug-ins, NetApp E-Series SANtricity OS Controller (versions 11.0 to 11.50.2), NetApp E-Series SANtricity Storage Manager, NetApp E-Series SANtricity Web Services, NetApp OnCommand Insight, NetApp OnCommand Workflow Automation, NetApp ONTAP Select Deploy Administration Utility, NetApp Plug-in for Symantec NetBackup, NetApp SANtricity Unified Manager, NetApp SteelStore Cloud Integrated Storage, Oracle JDK 1.8.0-update231, Fedora 31, Canonical Ubuntu Linux 12.04 (ESM), 14.04 (ESM), 16.04 (ESM), 18.04 (LTS), 19.04, and 19.10, Apple iCloud for Windows (up to version 7.13 and between versions 10.0 to 10.6), Apple iTunes for Windows (up to version 12.9.6), Apple iPhone OS (up to version 12.4), Apple macOS (up to version 10.14.6), Apple tvOS (up to version 12.4), and Apple watchOS (up to version 5.3).

  • How does CVE-2019-13118 impact libxslt 1.1.33?

    CVE-2019-13118 can lead to a stack overflow in libxslt 1.1.33 due to an invalid character/length combination passed to xsltNumberFormatDecimal, which can result in a read of uninitialized stack data.

  • Are there any references for CVE-2019-13118?

    Yes, there are references available for CVE-2019-13118. They can be found at the following URLs: [http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00062.html](http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00062.html) and [http://seclists.org/fulldisclosure/2019/Aug/11](http://seclists.org/fulldisclosure/2019/Aug/11).

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