CVE-2018-18074

HIGH
7.5
CVSS Score
Published: October 9, 2018 at 03:00 PM UTC
Updated: June 17, 2026 at 01:46 AM UTC
6 products affected across 4 vendorsUbuntu LinuxEnterprise Linux DesktopLeap

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Severity
HIGH7.5
Exploit prediction
EPSS 7%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 2.20.0
Affected range stops below 2.20.0, so it looks safe — our inference, not a vendor statement

References (10)

Vendor Advisoryx_refsource_SUSEMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00024.html
Vendor Advisoryx_refsource_REDHATThird Party Advisory
https://access.redhat.com/errata/RHSA-2019:2035
x_refsource_MISCExploitIssue TrackingPatchThird Party Advisory
https://bugs.debian.org/910766
x_refsource_MISCExploitPatchThird Party Advisory
https://github.com/requests/requests/issues/4716
x_refsource_MISCPatchThird Party Advisory
https://github.com/requests/requests/pull/4718
Vendor Advisoryx_refsource_UBUNTUThird Party Advisory
https://usn.ubuntu.com/3790-1/

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-522

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