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nvd[email protected]NVD:CVE-2022-34749
HistoryJul 25, 2022 - 11:15 p.m.

CVE-2022-34749

2022-07-2523:15:07
CWE-1333
[email protected]
web.nvd.nist.gov
4
mistune
regex
backtracking
vulnerability

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

46.7%

JSON

In mistune through 2.0.2, support of inline markup is implemented by using regular expressions that can involve a high amount of backtracking on certain edge cases. This behavior is commonly named catastrophic backtracking.

Affected configurations

Nvd
Node
mistune_projectmistuneRange≤2.0.2
Node
fedoraprojectfedoraMatch37
VendorProductVersionCPE
mistune_projectmistune*cpe:2.3:a:mistune_project:mistune:*:*:*:*:*:*:*:*
fedoraprojectfedora37cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*

Related

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Security Bulletin: IBM Security Network Threat Analytics for IBM QRadar SIEM is vulnerable to using components with known vulnerabilities (CVE-2022-1941, CVE-2022-34749, CVE-2022-1552)
2022-10-07 16:12:33

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

46.7%

JSON
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