CVE-2019-12387
unknown
CVSS v3
—
CVSS v4 NEW
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VIR risk
—
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.
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 18.9.0-7 |
| debian | bullseye | fixed | 18.9.0-7 |
| debian | forky | fixed | 18.9.0-7 |
| debian | sid | fixed | 18.9.0-7 |
| debian | trixie | fixed | 18.9.0-7 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2019-12387
- https://github.com/twisted/twisted/commit/6c61fc4503ae39ab8ecee52d10f10ee2c371d7e2
- https://github.com/advisories/GHSA-6cc5-2vg4-cc7m
- https://github.com/pypa/advisory-database/tree/main/vulns/twisted/PYSEC-2019-128.yaml
- https://github.com/twisted/twisted
- https://labs.twistedmatrix.com/2019/06/twisted-1921-released.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2G5RPDQ4BNB336HL6WW5ZJ344MAWNN7N
- 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
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00030.html
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00042.html
- https://www.suse.com/security/cve/CVE-2019-12387.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2G5RPDQ4BNB336HL6WW5ZJ344MAWNN7N/
- https://usn.ubuntu.com/4308-1/
- https://usn.ubuntu.com/4308-2/
- https://security-tracker.debian.org/tracker/CVE-2019-12387
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.