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rubygemsRubySecRUBY:KRAMDOWN-2021-28834
HistoryMar 28, 2021 - 9:00 p.m.

Remote code execution in Kramdown

2021-03-2821:00:00
RubySec
github.com
4
kramdown
rce
security

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

JSON

Kramdown before 2.3.1 does not restrict Rouge formatters to the Rouge::Formatters
namespace, and thus arbitrary classes can be instantiated.

Affected configurations

Vulners
Node
rubykramdownRange≤2.3.1
VendorProductVersionCPE
rubykramdown*cpe:2.3:a:ruby:kramdown:*:*:*:*:*:*:*:*

Related

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

JSON
Related for RUBY:KRAMDOWN-2021-28834
ubuntucve1openvas7osv7github1nessus4fedora3redhatcve1veracode1prion1cvelist1debian1debiancve1cve1ubuntu1nvd1rosalinux1