CVE-2020-15693

Katalog CVE

CVSS 6.5 · Medium EPSS 2,1%

Kerentanan Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') pada nim-lang nim. Skor CVSS 3.1 6.5 (Medium) menurut NVD.

Deskripsi (NVD)

In Nim 1.2.4, the standard library httpClient is vulnerable to a CR-LF injection in the target URL. An injection is possible if the attacker controls any part of the URL provided in a call (such as httpClient.get or httpClient.post), the User-Agent header value, or custom HTTP header names or values.

Rincian

Terbit di NVD

14 Agustus 2020

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

6.5 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

EPSS (30 hari)

2,1% peluang dieksploitasi; lebih tinggi dari 81,4% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/nim-lang/Nim/blob/dc5a40f3f39c6ea672e6dc6aca7f8118a69dda99/lib/pure/httpclient.nim#L1023 patch · advisory pihak ketiga
• http://www.openwall.com/lists/oss-security/2021/02/04/2 exploit · mailing list · advisory pihak ketiga
• https://consensys.net/diligence/vulnerabilities/nim-httpclient-header-crlf-injection/ exploit · advisory pihak ketiga
• https://nim-lang.org/blog/2020/07/30/versions-126-and-108-released.html release notes · advisory pihak ketiga