CVE-2020-5207

In Ktor before 1.3.0, request smuggling is possible when running behind a proxy that doesn't handle Content-Length and Transfer-Encoding properly or doesn't handle \n as a headers separator.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:P/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://github.com/ktorio/ktor/pull/1547	Patch Third Party Advisory
https://github.com/ktorio/ktor/security/advisories/GHSA-xrr9-rh8p-433v	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:jetbrains:ktor:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-01-27 20:15

Updated : 2023-12-10 13:13

NVD link : CVE-2020-5207

Mitre link : CVE-2020-5207

CVE.ORG link : CVE-2020-5207

JSON object : View

Products Affected

jetbrains

ktor

CWE

CWE-444

Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')

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