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ubuntuUbuntuUSN-6424-1
HistoryOct 10, 2023 - 12:00 a.m.

kramdown vulnerability

2023-10-1000:00:00
ubuntu.com
35
kramdown
ubuntu 20.04 lts
ruby-kramdown
arbitrary code
vulnerability

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

9.6

Confidence

High

EPSS

0.02

Percentile

88.9%

JSON

Releases

  • Ubuntu 20.04 LTS

Packages

  • ruby-kramdown - Fast, pure-Ruby Markdown-superset converter - ruby library

Details

It was discovered that kramdown did not restrict Rouge formatters to the
correct namespace. An attacker could use this issue to cause kramdown to
execute arbitrary code.

OSVersionArchitecturePackageVersionFilename
Ubuntu20.04noarchruby-kramdown< 1.17.0-4ubuntu0.2UNKNOWN
Ubuntu20.04noarchkramdown< 1.17.0-4ubuntu0.2UNKNOWN

Related

nessus 4
fedora 3
osv 7
veracode 1
redhatcve 1
ubuntucve 1
openvas 7
github 1
debiancve 1
cve 1
prion 1
cvelist 1
debian 1
rubygems 1
nvd 1
rosalinux 1
nessus
nessus
Ubuntu 20.04 LTS : kramdown vulnerability (USN-6424-1)
2023-10-10 00:00:00
Fedora 33 : rubygem-kramdown (2021-4c57a892d1)
2021-03-30 00:00:00
Fedora 32 : rubygem-kramdown (2021-edc673e864)
2021-03-30 00:00:00
fedora
fedora
[SECURITY] Fedora 34 Update: rubygem-kramdown-2.3.1-1.fc34
2021-03-26 00:17:59
[SECURITY] Fedora 32 Update: rubygem-kramdown-2.1.0-5.fc32
2021-03-30 14:30:30
[SECURITY] Fedora 33 Update: rubygem-kramdown-2.2.1-10.fc33
2021-03-30 14:31:02
osv
osv
CVE-2021-28834
2021-03-19 07:15:13
ruby-kramdown vulnerability
2023-10-10 04:39:08
ruby-kramdown - security update
2021-04-12 00:00:00
veracode
veracode
Arbitrary Code Execution
2021-03-22 04:53:04
redhatcve
redhatcve
CVE-2021-28834
2021-03-22 15:09:15
ubuntucve
ubuntucve
CVE-2021-28834
2021-03-19 00:00:00
openvas
openvas
Fedora: Security Advisory for rubygem-kramdown (FEDORA-2021-4c57a892d1)
2021-03-31 00:00:00
Fedora: Security Advisory for rubygem-kramdown (FEDORA-2021-4c57a892d1)
2021-03-31 00:00:00
Debian: Security Advisory (DSA-4890-1)
2021-04-13 00:00:00
github
github
Remote code execution in Kramdown
2021-03-29 16:30:34
debiancve
debiancve
CVE-2021-28834
2021-03-19 07:15:13
cve
cve
CVE-2021-28834
2021-03-19 07:15:13
prion
prion
Design/Logic Flaw
2021-03-19 07:15:00
cvelist
cvelist
CVE-2021-28834
2021-03-19 06:51:15
debian
debian
[SECURITY] [DSA 4890-1] ruby-kramdown security update
2021-04-12 07:22:41
rubygems
rubygems
Remote code execution in Kramdown
2021-03-28 21:00:00
nvd
nvd
CVE-2021-28834
2021-03-19 07:15:13
rosalinux
rosalinux
Advisory ROSA-SA-2021-1966
2021-07-02 18:06:34

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

9.6

Confidence

High

EPSS

0.02

Percentile

88.9%

JSON
Related for USN-6424-1
nessus4fedora3osv7veracode1redhatcve1ubuntucve1openvas7github1debiancve1cve1prion1cvelist1debian1rubygems1nvd1rosalinux1