CVE-2019-12387
MEDIUM6.1EPSS 1.8%Twisted CRLF Injection
Published: 6/10/2019Modified: 4/28/2026
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.
Affected packages (3)
- Debian/twistedfrom 0, < 18.9.0-7
- PyPI/twistedfrom 0, < 19.2.1
- PyPI/twistedfrom 0, < 6c61fc4503ae39ab8ecee52d10f10ee2c371d7e2 | from 0, < 19.2.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N |
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
References (18)
- ADVISORYhttps://github.com/advisories/GHSA-6cc5-2vg4-cc7m
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2019-12387
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2019-12387
- PATCHhttps://github.com/twisted/twisted
- WEBhttp://lists.opensuse.org/opensuse-security-announce/2019-07/msg00030.html
- WEBhttp://lists.opensuse.org/opensuse-security-announce/2019-07/msg00042.html
- WEBhttps://github.com/pypa/advisory-database/tree/main/vulns/twisted/PYSEC-2019-128.yaml
- WEBhttps://github.com/twisted/twisted/commit/6c61fc4503ae39ab8ecee52d10f10ee2c371d7e2
- WEBhttps://labs.twistedmatrix.com/2019/06/twisted-1921-released.html
- WEBhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2G5RPDQ4BNB336HL6WW5ZJ344MAWNN7N
- WEBhttps://lists.fedoraproject.org/archives/list/[email protected]/message/2G5RPDQ4BNB336HL6WW5ZJ344MAWNN7N
- WEBhttps://lists.fedoraproject.org/archives/list/[email protected]/message/2G5RPDQ4BNB336HL6WW5ZJ344MAWNN7N/
- WEBhttps://twistedmatrix.com/pipermail/twisted-python/2019-June/032352.html
- WEBhttps://usn.ubuntu.com/4308-1
- WEBhttps://usn.ubuntu.com/4308-1/
- WEBhttps://usn.ubuntu.com/4308-2
- WEBhttps://usn.ubuntu.com/4308-2/
- WEBhttps://www.oracle.com/security-alerts/cpuapr2020.html