CVE-2018-13043
published 2018-07-01CVE-2018-13043: scripts/grep-excuses.pl in Debian devscripts through 2.18.3 allows code execution through unsafe YAML loading because YAML::Syck is used without a…
PriorityP349critical9.8CVSS 3.0
AVNACLPRNUINSUCHIHAH
EPSS
2.48%
82.9th percentile
scripts/grep-excuses.pl in Debian devscripts through 2.18.3 allows code execution through unsafe YAML loading because YAML::Syck is used without a configuration that prevents unintended blessing.
Affected
8 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| debian | devscripts | < devscripts 2.18.4 (bookworm) | devscripts 2.18.4 (bookworm) |
| debian | devscripts | <= 2.18.3 | — |
| devscripts_devel_team | devscripts | >= 0 < 2.18.4 | 2.18.4 |
| devscripts_devel_team | devscripts | >= 0 < 2.18.4 | 2.18.4 |
| devscripts_devel_team | devscripts | >= 0 < 2.18.4 | 2.18.4 |
| devscripts_devel_team | devscripts | >= 0 < 2.18.4 | 2.18.4 |
CVSS provenance
nvdv3.09.8CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvdv2.07.5HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
osv9.8CRITICAL
vendor_debian9.8LOW
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Ubuntu
devscripts vulnerability
vendor_ubuntu·2018-07-05
CVE-2018-13043 devscripts vulnerability
Title: devscripts vulnerability
Summary: devscripts could be made to run arbitrary code if it received
a specially crafted YAML file.
It was discovered that devscripts incorrectly handled certain YAML files.
An attacker could possibly use this to execute arbitrary code.
Instructions: In general, a standard system update will make all the necessary changes.
Debian
CVE-2018-13043: devscripts - scripts/grep-excuses.pl in Debian devscripts through 2.18.3 allows code executio...
vendor_debian·2018·CVSS 9.8
CVE-2018-13043 [CRITICAL] CVE-2018-13043: devscripts - scripts/grep-excuses.pl in Debian devscripts through 2.18.3 allows code executio...
scripts/grep-excuses.pl in Debian devscripts through 2.18.3 allows code execution through unsafe YAML loading because YAML::Syck is used without a configuration that prevents unintended blessing.
Scope: local
bookworm: resolved (fixed in 2.18.4)
bullseye: resolved (fixed in 2.18.4)
forky: resolved (fixed in 2.18.4)
sid: resolved (fixed in 2.18.4)
trixie: resolved (fixed in 2.18.4)
GHSA
GHSA-6229-3fh2-qhp3: scripts/grep-excuses
ghsa_unreviewed·2022-05-14
CVE-2018-13043 [CRITICAL] CWE-94 GHSA-6229-3fh2-qhp3: scripts/grep-excuses
scripts/grep-excuses.pl in Debian devscripts through 2.18.3 allows code execution through unsafe YAML loading because YAML::Syck is used without a configuration that prevents unintended blessing.
OSV
CVE-2018-13043: scripts/grep-excuses
osv·2018-07-01·CVSS 9.8
CVE-2018-13043 [CRITICAL] CVE-2018-13043: scripts/grep-excuses
scripts/grep-excuses.pl in Debian devscripts through 2.18.3 allows code execution through unsafe YAML loading because YAML::Syck is used without a configuration that prevents unintended blessing.
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2018-13043 devscripts: grep-excuses uses YAML:Syck unsafely [fedora-all]
bugzilla·2018-07-03·CVSS 9.8
CVE-2018-13043 [CRITICAL] CVE-2018-13043 devscripts: grep-excuses uses YAML:Syck unsafely [fedora-all]
CVE-2018-13043 devscripts: grep-excuses uses YAML:Syck unsafely [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 supported versions
Bugzilla
CVE-2018-13043 devscripts: grep-excuses uses YAML:Syck unsafely [epel-7]
bugzilla·2018-07-03·CVSS 9.8
CVE-2018-13043 [CRITICAL] CVE-2018-13043 devscripts: grep-excuses uses YAML:Syck unsafely [epel-7]
CVE-2018-13043 devscripts: grep-excuses uses YAML:Syck unsafely [epel-7]
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-7.
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.
Discussion:
Use the following template to for the 'fedpkg up
Bugzilla
CVE-2018-13043 devscripts: grep-excuses uses YAML:Syck unsafely
bugzilla·2018-07-03·CVSS 9.8
CVE-2018-13043 [CRITICAL] CVE-2018-13043 devscripts: grep-excuses uses YAML:Syck unsafely
CVE-2018-13043 devscripts: grep-excuses uses YAML:Syck unsafely
It was found that grep-excuses uses YAML::Syck without telling YAML::Syck to not bless objects which might lead to running code the author of grep-excuses might not have intended to run.
References:
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=902409
Discussion:
Created devscripts tracking bugs for this issue:
Affects: epel-7 [bug 1597582]
Affects: fedora-all [bug 1597581]
2018-07-01
Published