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nvd[email protected]NVD:CVE-2023-22486
HistoryJan 26, 2023 - 9:18 p.m.

CVE-2023-22486

2023-01-2621:18:12
CWE-400
CWE-407
web.nvd.nist.gov
1
cmark-gfm
resource exhaustion
denial of service
vulnerability
patch

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

AI Score

5.4

Confidence

High

EPSS

0.001

Percentile

34.6%

cmark-gfm is GitHub’s fork of cmark, a CommonMark parsing and rendering library and program in C. Versions prior to 0.29.0.gfm.7 contain a polynomial time complexity issue in handle_close_bracket that may lead to unbounded resource exhaustion and subsequent denial of service. This vulnerability has been patched in 0.29.0.gfm.7.

Affected configurations

NVD
Node
githubcmark-gfmRange<0.29.0.gfm.7

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

AI Score

5.4

Confidence

High

EPSS

0.001

Percentile

34.6%