Vulnerability Details CVE-2019-13117
In numbers.c in libxslt 1.1.33, an xsl:number with certain format strings could lead to a uninitialized read in xsltNumberFormatInsertNumbers. This could allow an attacker to discern whether a byte on the stack contains the characters A, a, I, i, or 0, or any other character.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.046
EPSS Ranking 88.6%
CVSS Severity
CVSS v3 Score 5.3
CVSS v2 Score 5.0
References
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00062.html
- http://www.openwall.com/lists/oss-security/2019/11/17/2
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14471
- https://gitlab.gnome.org/GNOME/libxslt/commit/c5eb6cf3aba0af048596106ed839b4ae17ecbcb1
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.debian.org/debian-lts-announce/2019/07/msg00020.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IOYJKXPQCUNBMMQJWYXOR6QRUJZHEDRZ/
- https://oss-fuzz.com/testcase-detail/5631739747106816
- https://security.netapp.com/advisory/ntap-20190806-0004/
- https://security.netapp.com/advisory/ntap-20200122-0003/
- https://usn.ubuntu.com/4164-1/
- https://www.oracle.com/security-alerts/cpujan2020.html
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00062.html
- http://www.openwall.com/lists/oss-security/2019/11/17/2
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14471
- https://gitlab.gnome.org/GNOME/libxslt/commit/c5eb6cf3aba0af048596106ed839b4ae17ecbcb1
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.debian.org/debian-lts-announce/2019/07/msg00020.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IOYJKXPQCUNBMMQJWYXOR6QRUJZHEDRZ/
- https://oss-fuzz.com/testcase-detail/5631739747106816
- https://security.netapp.com/advisory/ntap-20190806-0004/
- https://security.netapp.com/advisory/ntap-20200122-0003/
- https://usn.ubuntu.com/4164-1/
- https://www.oracle.com/security-alerts/cpujan2020.html
Products affected by CVE-2019-13117
-
cpe:2.3:a:oracle:openjdk:8
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cpe:2.3:a:xmlsoft:libxslt:1.1.33
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cpe:2.3:o:canonical:ubuntu_linux:12.04
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cpe:2.3:o:canonical:ubuntu_linux:14.04
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cpe:2.3:o:canonical:ubuntu_linux:16.04
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cpe:2.3:o:canonical:ubuntu_linux:18.04
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cpe:2.3:o:canonical:ubuntu_linux:19.04
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cpe:2.3:o:canonical:ubuntu_linux:19.10
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cpe:2.3:o:debian:debian_linux:8.0
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cpe:2.3:o:fedoraproject:fedora:31
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cpe:2.3:o:opensuse:leap:15.1