CVE-2020-35678

mediumpriority · track · 25EPSS 0.014 · 73 %ileEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.44% (73rd) EPSS

CVSS 5.8 · medium

Is it mine?

26 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · osv

EPSS · scored 2026-10-27

Autobahn|Python before 20.12.3 allows redirect header injection.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

Fixedansible-tower-37/ansible-tower-rhel7@sha256:728bcbeb14e0ea15a78fc5620075357758c79072e0378ec7d249d01aa966ed24_amd64 as a component of Red Hat Ansible Tower 3.7 for RHEL 7redhat_csaf
For information on upgrading Ansible Tower, reference the Ansible Tower Upgrade and Migration Guide: https://docs.ansible.com/ansible-tower/latest/html/upgrade-migration-guide/index.html
https://access.redhat.com/errata/RHSA-2021:0779
Fixedansible-tower-38/ansible-runner-rhel7@sha256:6208e426e90515de013194566833baad60f41df1052f25f45e55e8c0341ec62a_amd64 as a component of Red Hat Ansible Tower 3.8 for RHEL 7redhat_csaf
For information on upgrading Ansible Tower, reference the Ansible Tower Upgrade and Migration Guide: https://docs.ansible.com/ansible-tower/latest/html/upgrade-migration-guide/index.html
https://access.redhat.com/errata/RHSA-2021:0780
Fixedansible-tower-38/ansible-tower-rhel7@sha256:75e3ded9918cd3485fdd0e5b78006b08d9453eec304dfc5c635e5638bb77b0de_amd64 as a component of Red Hat Ansible Tower 3.8 for RHEL 7redhat_csaf
For information on upgrading Ansible Tower, reference the Ansible Tower Upgrade and Migration Guide: https://docs.ansible.com/ansible-tower/latest/html/upgrade-migration-guide/index.html
https://access.redhat.com/errata/RHSA-2021:0780
Workaroundansible-tower-37/ansible-tower-rhel7@sha256:728bcbeb14e0ea15a78fc5620075357758c79072e0378ec7d249d01aa966ed24_amd64 as a component of Red Hat Ansible Tower 3.7 for RHEL 7redhat_csaf
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
Workaroundansible-tower-38/ansible-runner-rhel7@sha256:6208e426e90515de013194566833baad60f41df1052f25f45e55e8c0341ec62a_amd64 as a component of Red Hat Ansible Tower 3.8 for RHEL 7redhat_csaf
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
Workaroundansible-tower-38/ansible-tower-rhel7@sha256:75e3ded9918cd3485fdd0e5b78006b08d9453eec304dfc5c635e5638bb77b0de_amd64 as a component of Red Hat Ansible Tower 3.8 for RHEL 7redhat_csaf
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

cvss

Technical severity, 0–10. One row per scoring source.

6.1

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.05.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Nprimary · NVD / NIST USexploitability 8.6 · impact 4.9

v3.16.1mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 2.7

v3.16.1mediumAV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:Nsecondary · FSTEC (BDU) RU

v3.16.1mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:Nsecondary · OSV

v3.15.6mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

v3.14.1mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:L/A:Nsecondary · Red Hat Product Security US

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-601USprimaryCWE-601USCWE-601USCWE-601US

affected products (26)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
Canonical Ltd. Ubuntu≤ 25.04fstec_bduRU
Canonical Ltd. Ubuntu≤ 25.10fstec_bduRU
Canonical Ltd. Ubuntu≤ 24.04 LTSfstec_bduRU
Canonical Ltd. Ubuntu≤ 22.04 LTSfstec_bduRU
Canonical Ltd. Ubuntu≤ 20.04 LTSfstec_bduRU
Canonical Ltd. Ubuntu≤ 18.04 LTSfstec_bduRU
Canonical Ltd. Ubuntu≤ 16.04 LTSfstec_bduRU
Crossbar.io Technologies GmbH Autobahn≤ 20.12.3fstec_bduRU
Red Hat Inc. Ansible Automation Platform≤ 1.2fstec_bduRU
Red Hat Inc. Ansible Tower≤ 3.6 for RHEL 7fstec_bduRU
Red Hat Inc. Ansible Tower≤ 3.8 for RHEL 7fstec_bduRU
Red Hat Inc. Ansible Tower≤ 3.7 for RHEL 7fstec_bduRU
Red Hat Inc. Red Hat OpenStack Platform≤ 16.1fstec_bduRU
Red Hat Inc. Red Hat OpenStack Platform≤ 13.0 (Queens)fstec_bduRU
Red Hat Inc. Red Hat OpenStack Platform≤ 10.0 (Newton)fstec_bduRU
Red Hat Inc. Red Hat Quay≤ 3fstec_bduRU
ООО «РусБИТех-Астра» ПК «ALD Pro»≤ 2.4.2fstec_bduRU
Сообщество свободного программного обеспечения Debian GNU/Linux≤ 13fstec_bduRU
Сообщество свободного программного обеспечения Debian GNU/Linux≤ 12fstec_bduRU

showing 20 of 26

advisories (4)

Vendor and ecosystem advisories describing this.

RHSA-2021:0779Red Hat Security Advisory: Red Hat Ansible Tower 3.7.5-1 - Container security and bug fix update2021-03-09csaf · redhat_csafUS
Red Hat Ansible Tower 3.7.5-1 - RHEL7 Container Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
RHSA-2021:0780Red Hat Security Advisory: Red Hat Ansible Tower 3.8.2-1 - Container security and bug fix update2021-03-09csaf · redhat_csafUS
Red Hat Ansible Tower 3.8.2-1 - Container Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
GHSA-gwp7-vqr5-h33hOpen Redirect in autobahn2021-04-20ghsa · osvUS
Autobahn|Python before 20.12.3 allows redirect header injection.
PYSEC-2020-252020-12-27vendor · osvUS
Autobahn|Python before 20.12.3 allows redirect header injection.

also known as (7)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu osv redhat_csaf NVD CVE.org MITRE

published 2020-12-27modified 2026-06-17

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references (19)

External citations — patches, advisories, analysis.

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