CVE-2019-12387 Information

Description

In Twisted before 19.2.1 twisted.web did not validate or sanitize URIs or HTTP methods allowing an attacker to inject invalid characters such as CRLF.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Reference

http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00030.html http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00042.html https://github.com/twisted/twisted/commit/6c61fc4503ae39ab8ecee52d10f10ee2c371d7e2 https://labs.twistedmatrix.com/2019/06/twisted-1921-released.html https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2G5RPDQ4BNB336HL6WW5ZJ344MAWNN7N/ https://twistedmatrix.com/pipermail/twisted-python/2019-June/032352.html https://usn.ubuntu.com/4308-1/ https://usn.ubuntu.com/4308-2/ https://www.oracle.com/security-alerts/cpuapr2020.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.1