CVE-2021-32066

Katalog CVE

CVSS 7.4 · High EPSS 2,9%

Kerentanan Improper Handling of Exceptional Conditions pada ruby-lang ruby, oracle jd edwards enterpriseone tools. Skor CVSS 3.1 7.4 (High) menurut NVD.

Deskripsi (NVD)

An issue was discovered in Ruby through 2.6.7, 2.7.x through 2.7.3, and 3.x through 3.0.1. Net::IMAP does not raise an exception when StartTLS fails with an an unknown response, which might allow man-in-the-middle attackers to bypass the TLS protections by leveraging a network position between the client and the registry to block the StartTLS command, aka a "StartTLS stripping attack."

Rincian

Terbit di NVD

1 Agustus 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

7.4 (High), sumber NVD
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-755: Improper Handling of Exceptional Conditions

EPSS (30 hari)

2,9% peluang dieksploitasi; lebih tinggi dari 86,6% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.ruby-lang.org/en/news/2021/07/07/starttls-stripping-in-net-imap/ advisory vendor
• https://github.com/ruby/ruby/commit/a21a3b7d23704a01d34bd79d09dc37897e00922a patch · advisory pihak ketiga
• https://hackerone.com/reports/1178562 exploit · patch · advisory pihak ketiga
• https://www.oracle.com/security-alerts/cpuapr2022.html patch · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2021/10/msg00009.html advisory pihak ketiga
• https://security.netapp.com/advisory/ntap-20210902-0004/ advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2023/04/msg00033.html
• https://security.gentoo.org/glsa/202401-27