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githubGitHub Advisory DatabaseGHSA-52P9-V744-MWJJ
HistoryMar 29, 2021 - 4:30 p.m.

Remote code execution in Kramdown

2021-03-2916:30:34
CWE-94
GitHub Advisory Database
github.com
39

6.8 Medium

CVSS2

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

9.8 High

CVSS3

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

0.02 Low

EPSS

Percentile

88.9%

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
kramdown_projectkramdownRange1.16.0≥ruby
OR
kramdown_projectkramdownRange<2.3.1ruby
CPENameOperatorVersion
kramdownge1.16.0
kramdownlt2.3.1

References

Related

ubuntucve 1
osv 4
openvas 7
cve 1
debiancve 1
nessus 4
redhatcve 1
veracode 1
fedora 3
prion 1
cvelist 1
debian 1
ubuntu 1
nvd 1
rosalinux 1
ubuntucve
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CVE-2021-28834
2021-03-19 00:00:00
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osv
ruby-kramdown vulnerability
2023-10-10 04:39:08
ruby-kramdown - security update
2021-04-12 00:00:00
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2021-03-19 07:15:13
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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
cve
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CVE-2021-28834
2021-03-19 07:15:13
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Fedora 33 : rubygem-kramdown (2021-4c57a892d1)
2021-03-30 00:00:00
Fedora 32 : rubygem-kramdown (2021-edc673e864)
2021-03-30 00:00:00
Ubuntu 20.04 LTS : kramdown vulnerability (USN-6424-1)
2023-10-10 00:00:00
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CVE-2021-28834
2021-03-22 15:09:15
veracode
veracode
Arbitrary Code Execution
2021-03-22 04:53:04
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
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prion
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2021-03-19 07:15:00
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2021-03-19 06:51:15
debian
debian
[SECURITY] [DSA 4890-1] ruby-kramdown security update
2021-04-12 07:22:41
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

6.8 Medium

CVSS2

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

9.8 High

CVSS3

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

0.02 Low

EPSS

Percentile

88.9%

JSON
Related for GHSA-52P9-V744-MWJJ
ubuntucve1osv4openvas7cve1debiancve1nessus4redhatcve1veracode1fedora3prion1cvelist1debian1ubuntu1nvd1rosalinux1