CVE-2018-18074
HIGHCVSS 7.5/10EPSS 7.44%
Last modified
CVE-2018-18074 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. The Requests package before 2.20.0 for Python sends an HTTP Authorization header to an http URI upon receiving a same-hostname https-to-http redirect, which makes it easier for remote attackers to discover credentials by sniffing the network.. EPSS estimates a 7.44% chance of exploitation in the next 30 days.
Description
The Requests package before 2.20.0 for Python sends an HTTP Authorization header to an http URI upon receiving a same-hostname https-to-http redirect, which makes it easier for remote attackers to discover credentials by sniffing the network.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Python | Requests | < 2.20.0 |
| Canonical | Ubuntu Linux | 14.04 |
| Canonical | Ubuntu Linux | 16.04 |
| Canonical | Ubuntu Linux | 18.04 |
| Canonical | Ubuntu Linux | 18.10 |
| Opensuse | Leap | 15.1 |
| Redhat | Enterprise Linux Desktop | 7.0 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Workstation | 7.0 |
References
- http://docs.python-requests.org/en/master/community/updates/#release-and-version-historyRelease Notes, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00024.htmlMailing List, Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2035Third Party Advisory
- https://bugs.debian.org/910766Exploit, Issue Tracking, Patch, Third Party Advisory
- https://github.com/requests/requests/commit/c45d7c49ea75133e52ab22a8e9e13173938e36ffPatch, Third Party Advisory
- https://github.com/requests/requests/issues/4716Exploit, Patch, Third Party Advisory
- https://github.com/requests/requests/pull/4718Patch, Third Party Advisory
- https://usn.ubuntu.com/3790-1/Third Party Advisory
- https://usn.ubuntu.com/3790-2/Third Party Advisory
- http://docs.python-requests.org/en/master/community/updates/#release-and-version-historyRelease Notes, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00024.htmlMailing List, Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2035Third Party Advisory
- https://bugs.debian.org/910766Exploit, Issue Tracking, Patch, Third Party Advisory
- https://github.com/requests/requests/commit/c45d7c49ea75133e52ab22a8e9e13173938e36ffPatch, Third Party Advisory
- https://github.com/requests/requests/issues/4716Exploit, Patch, Third Party Advisory
- https://github.com/requests/requests/pull/4718Patch, Third Party Advisory
- https://usn.ubuntu.com/3790-1/Third Party Advisory
- https://usn.ubuntu.com/3790-2/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-18074?
The Requests package before 2.20.0 for Python sends an HTTP Authorization header to an http URI upon receiving a same-hostname https-to-http redirect, which makes it easier for remote attackers to discover credentials by sniffing the network.
How severe is CVE-2018-18074?
CVE-2018-18074 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 7.44% probability of exploitation in the next 30 days.
How do I fix CVE-2018-18074?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2018-18074?
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Scan your code nowSource: NVD / NIST