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    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.

    Published:Jun 29, 2018
    Last Modified:Nov 21, 2024
    EPS:Oct 9, 2018
    EPSS Score:0.00215
    CVSS Score:7.5

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Opensuse
    Product
    Leap
    Vendor
    Python
    Product
    Requests
    Vendor
    Redhat
    Product
    Ansible Tower
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Enterprise Linux Desktop
    Vendor
    Redhat
    Product
    Enterprise Linux Server
    Vendor
    Redhat
    Product
    Enterprise Linux Workstation

    Exploits

    https://bugs.debian.org/910766https://github.com/requests/requests/issues/4716https://bugs.debian.org/910766https://github.com/requests/requests/issues/4716https://github.com/mlbrilliance/aurora-demo-lockfile

    Related CVEs

    CVE-2026-13476 (CVSS 7.3) — IBM Informix Dynamic Server 14.10, 15.0, and 12.10 could allow an unauthenticated user to execute arbitrary co…
    CVE-2026-13367 (CVSS 7.8) — IBM Informix Dynamic Server 14.10, and 15.0 contain a local privilege escalation vulnerability in the oninit s…
    CVE-2026-47337 (CVSS 3.3) — Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a possible NULL pointer dereference in the handling …
    CVE-2026-47336 (CVSS 3.3) — Ubuntu Linux 6.8 contains SAUCE patches with a possible use of an uninitialized variable in AppArmor AF_INET/A…
    CVE-2026-47335 (CVSS 5.5) — Ubuntu Linux 6.8 contains SAUCE patches with a possible NULL pointer dereference in the handling of AppArmor n…
    CVE-2026-47334 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly sleep while holding a spinlock…
    CVE-2026-47333 (CVSS 7.8) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which can potentially incorrectly compute the si…
    CVE-2026-47332 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly validate the size of an intern…
    CVE-2026-47331 (CVSS 7.8) — Ubuntu Linux 6.8 contains AppArmor SAUCE patches which fail to acquire a lock when modifying a linked list. An…
    CVE-2026-47330 (CVSS 3.3) — Ubuntu Linux 6.8, 7.17 and 7.0 contain AppArmor SAUCE patches which can, under certain circumstances, use an u…

    References

    http://docs.python-requests.org/en/master/community/updates/#release-and-version-history
    http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00024.html
    https://access.redhat.com/errata/RHSA-2019:2035
    https://bugs.debian.org/910766
    https://github.com/requests/requests/commit/c45d7c49ea75133e52ab22a8e9e13173938e36ff
    https://github.com/requests/requests/issues/4716
    https://github.com/requests/requests/pull/4718
    https://usn.ubuntu.com/3790-1/
    https://usn.ubuntu.com/3790-2/
    https://www.oracle.com/security-alerts/cpujul2022.html
    http://docs.python-requests.org/en/master/community/updates/#release-and-version-history
    http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00024.html
    https://access.redhat.com/errata/RHSA-2019:2035
    https://bugs.debian.org/910766
    https://github.com/requests/requests/commit/c45d7c49ea75133e52ab22a8e9e13173938e36ff
    https://github.com/requests/requests/issues/4716
    https://github.com/requests/requests/pull/4718
    https://usn.ubuntu.com/3790-1/
    https://usn.ubuntu.com/3790-2/
    https://www.oracle.com/security-alerts/cpujul2022.html

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High