CVE Vulnerability

CVE-2021-38189

An issue was discovered in the lettre crate before 0.9.6 for Rust. In an e-mail message body, an attacker can place a . character after two sequences and then inject arbitrary SMTP commands.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://rustsec.org/advisories/RUSTSEC-2021-0069.html Exploit Issue Tracking
https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/lettre/RUSTSEC-2021-0069.md Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:lettre:lettre:0.10.0:rc1:*:*:*:rust:*:*
cpe:2.3:a:lettre:lettre:0.10.0:rc2:*:*:*:rust:*:*
cpe:2.3:a:lettre:lettre:0.10.0:alpha2:*:*:*:rust:*:*
cpe:2.3:a:lettre:lettre:0.10.0:alpha3:*:*:*:rust:*:*
cpe:2.3:a:lettre:lettre:0.10.0:alpha4:*:*:*:rust:*:*
cpe:2.3:a:lettre:lettre:0.10.0:alpha1:*:*:*:rust:*:*
cpe:2.3:a:lettre:lettre:0.10.0:beta1:*:*:*:rust:*:*
cpe:2.3:a:lettre:lettre:0.10.0:beta2:*:*:*:rust:*:*
cpe:2.3:a:lettre:lettre:0.10.0:beta3:*:*:*:rust:*:*
cpe:2.3:a:lettre:lettre:0.10.0:beta4:*:*:*:rust:*:*
cpe:2.3:a:lettre:lettre:0.10.0:alpha5:*:*:*:rust:*:*
cpe:2.3:a:lettre:lettre:*:*:*:*:*:rust:*:*
Information

Published : 2021-08-08 06:15

Updated : 2021-08-16 07:15

NVD link : CVE-2021-38189

Mitre link : CVE-2021-38189

Products Affected
No products.
CWE
CWE-77