CVE-2018-14447
published 2018-07-20CVE-2018-14447: trim_whitespace in lexer.l in libConfuse v3.2.1 has an out-of-bounds read.
PriorityP336high8.8CVSS 3.0
AVNACLPRNUIRSUCHIHAH
EPSS
1.76%
75.8th percentile
trim_whitespace in lexer.l in libConfuse v3.2.1 has an out-of-bounds read.
Affected
2 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | debian_linux | — | — |
| libconfuse_project | libconfuse | — | — |
CVSS provenance
nvdv3.08.8HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvdv2.06.8MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
osv8.8HIGH
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GHSA
GHSA-3fcp-jc98-wc37: trim_whitespace in lexer
ghsa_unreviewed·2022-05-14
CVE-2018-14447 [HIGH] CWE-125 GHSA-3fcp-jc98-wc37: trim_whitespace in lexer
trim_whitespace in lexer.l in libConfuse v3.2.1 has an out-of-bounds read.
OSV
CVE-2018-14447: trim_whitespace in lexer
osv·2018-07-20·CVSS 8.8
CVE-2018-14447 [HIGH] CVE-2018-14447: trim_whitespace in lexer
trim_whitespace in lexer.l in libConfuse v3.2.1 has an out-of-bounds read.
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2018-14447 libconfuse: Out-of-bounds read in src/lexer.l:trim_whitespace() [epel-all]
bugzilla·2018-07-31·CVSS 8.8
CVE-2018-14447 [HIGH] CVE-2018-14447 libconfuse: Out-of-bounds read in src/lexer.l:trim_whitespace() [epel-all]
CVE-2018-14447 libconfuse: Out-of-bounds read in src/lexer.l:trim_whitespace() [epel-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of epel-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects multiple supporte
Bugzilla
CVE-2018-14447 libconfuse: Out-of-bounds read in src/lexer.l:trim_whitespace()
bugzilla·2018-07-31·CVSS 8.8
CVE-2018-14447 [HIGH] CVE-2018-14447 libconfuse: Out-of-bounds read in src/lexer.l:trim_whitespace()
CVE-2018-14447 libconfuse: Out-of-bounds read in src/lexer.l:trim_whitespace()
libConfuse through version 3.2.1 is vulnerable to an out-of-bounds read in the src/lexer.l:trim_whitespace() function. An attacker could exploit this to cause a denial of service via crafted config file.
Upstream Issue:
https://github.com/martinh/libconfuse/issues/109
Discussion:
Created libconfuse tracking bugs for this issue:
Affects: epel-all [bug 1610172]
Affects: fedora-all [bug 1610170]
Created mingw-libconfuse tracking bugs for this issue:
Affects: fedora-all [bug 1610171]
---
Reproduced on f28 with libconfuse-3.2.1-2.fc28.x86_64
Using /usr/share/doc/libconfuse-devel/examples/simple.c from libconfuse-devel-3.2.1-2.fc28.x86_64
# mv libconfuse_poc.txt simple.conf
# gcc simple.c -lconfuse -fsan
Bugzilla
CVE-2018-14447 libconfuse: Out-of-bounds read in src/lexer.l:trim_whitespace() [fedora-all]
bugzilla·2018-07-31·CVSS 8.8
CVE-2018-14447 [HIGH] CVE-2018-14447 libconfuse: Out-of-bounds read in src/lexer.l:trim_whitespace() [fedora-all]
CVE-2018-14447 libconfuse: Out-of-bounds read in src/lexer.l:trim_whitespace() [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects multiple supp
Bugzilla
CVE-2018-14447 mingw-libconfuse: libconfuse: Out-of-bounds read in src/lexer.l:trim_whitespace() [fedora-all]
bugzilla·2018-07-31·CVSS 8.8
CVE-2018-14447 [HIGH] CVE-2018-14447 mingw-libconfuse: libconfuse: Out-of-bounds read in src/lexer.l:trim_whitespace() [fedora-all]
CVE-2018-14447 mingw-libconfuse: libconfuse: Out-of-bounds read in src/lexer.l:trim_whitespace() [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue aff
http://hac425.unaux.com/index.php/archives/64/https://github.com/martinh/libconfuse/issues/109https://lists.debian.org/debian-lts-announce/2018/08/msg00017.htmlhttp://hac425.unaux.com/index.php/archives/64/https://github.com/martinh/libconfuse/issues/109https://lists.debian.org/debian-lts-announce/2018/08/msg00017.html
2018-07-20
Published