csirt@kutim:~/threat-intel/cve/CVE-2023-42821

Katalog CVE

CVSS 7.5 · High EPSS 1,3%

Kerentanan Out-of-bounds Read pada gomarkdown markdown. Skor CVSS 3.1 7.5 (High) menurut NVD.

Deskripsi (NVD)

The package `github.com/gomarkdown/markdown` is a Go library for parsing Markdown text and rendering as HTML. Prior to pseudoversion `0.0.0-20230922105210-14b16010c2ee`, which corresponds with commit `14b16010c2ee7ff33a940a541d993bd043a88940`, parsing malformed markdown input with parser that uses parser.Mmark extension could result in out-of-bounds read vulnerability. To exploit the vulnerability, parser needs to have `parser.Mmark` extension set. The panic occurs inside the `citation.go` file on the line 69 when the parser tries to access the element past its length. This can result in a denial of service. Commit `14b16010c2ee7ff33a940a541d993bd043a88940`/pseudoversion `0.0.0-20230922105210-14b16010c2ee` contains a patch for this issue.

Rincian

Terbit di NVD
22 September 2023
Terakhir diubah
17 Juni 2026
Status NVD
Modified
CVSS 3.1
7.5 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · uraikan di kalkulator
Jenis kelemahan (CWE)
CWE-125: Out-of-bounds Read
EPSS (30 hari)
1,3% peluang dieksploitasi; lebih tinggi dari 68,6% CVE lain

Produk dan versi terdampak

VendorProdukVersi terdampak
gomarkdown markdown Semua versi

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:10 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.