golang: CRLF injection in net/http
Published Mar 13, 2019
6.1
MEDIUMCVSS 3.1
EPSS 2.20%
Description
An issue was discovered in net/http in Go 1.11.5. CRLF injection is possible if the attacker controls a url parameter, as demonstrated by the second argument to http.NewRequest with \r\n followed by an HTTP header or a Redis command.
Affected products
No data.
Configuration 2
- 8.0
- 9.0
Configuration 3
- 29
Configuration 4
- 1.0
- 8.0
No data.
Red Hat Developer Tools
go-toolset-1.11-0:1.11.5-2.el7
Fixed · RHSA-2019:1300
Red Hat Developer Tools
go-toolset-1.11-golang-0:1.11.5-3.el7
Fixed · RHSA-2019:1300
Red Hat Enterprise Linux 8
go-toolset:rhel8-8000020190509153318.b9255456
Fixed · RHSA-2019:1519
Red Hat Ceph Storage 2
golang
Will not fix
Red Hat Ceph Storage 3
golang
Will not fix
Red Hat Enterprise Linux 7
golang
Will not fix
Red Hat OpenStack Platform 8 (Liberty) Operational Tools
golang
Will not fix
Red Hat OpenStack Platform 9 (Mitaka) Operational Tools
golang
Will not fix
Red Hat Storage 3
golang
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Developer Tools | go-toolset-1.11-0:1.11.5-2.el7 | Fixed | RHSA-2019:1300 |
| Red Hat Developer Tools | go-toolset-1.11-golang-0:1.11.5-3.el7 | Fixed | RHSA-2019:1300 |
| Red Hat Enterprise Linux 8 | go-toolset:rhel8-8000020190509153318.b9255456 | Fixed | RHSA-2019:1519 |
| Red Hat Ceph Storage 2 | golang | Will not fix | n/a |
| Red Hat Ceph Storage 3 | golang | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | golang | Will not fix | n/a |
| Red Hat OpenStack Platform 8 (Liberty) Operational Tools | golang | Will not fix | n/a |
| Red Hat OpenStack Platform 9 (Mitaka) Operational Tools | golang | Will not fix | n/a |
| Red Hat Storage 3 | golang | Will not fix | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue affects the versions of golang as shipped with Red Hat Ceph Storage 2 and 3, and Red Hat Gluster Storage 3 as the vulnerable code is present.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
AV:N/AC:M/Au:N/C:N/I:P/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (32 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.20% (0.02196) | 81.84th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.35% (0.02346) | 81.38th | v5 (v2026.06.15) |
| Mar 4, 2026 | 3.34% (0.03341) | 87.07th | v4 (v2025.03.14) |
| Mar 1, 2026 | 1.76% (0.01759) | 82.38th | v4 (v2025.03.14) |
| Feb 4, 2026 | 3.47% (0.03468) | 87.24th | v4 (v2025.03.14) |
| Feb 1, 2026 | 1.83% (0.01827) | 82.57th | v4 (v2025.03.14) |
| Jan 4, 2026 | 3.47% (0.03468) | 87.19th | v4 (v2025.03.14) |
| Jan 1, 2026 | 1.83% (0.01827) | 82.52th | v4 (v2025.03.14) |
| Dec 4, 2025 | 3.53% (0.03533) | 87.23th | v4 (v2025.03.14) |
| Dec 1, 2025 | 1.86% (0.01862) | 82.57th | v4 (v2025.03.14) |
| Nov 21, 2025 | 3.53% (0.03533) | 87.17th | v4 (v2025.03.14) |
| Nov 18, 2025 | 0.77% (0.00774) | 71.47th | v4 (v2025.03.14) |
| Nov 4, 2025 | 3.53% (0.03533) | 87.15th | v4 (v2025.03.14) |
| Nov 1, 2025 | 1.86% (0.01862) | 82.53th | v4 (v2025.03.14) |
| Oct 4, 2025 | 3.53% (0.03533) | 87.17th | v4 (v2025.03.14) |
| Oct 1, 2025 | 1.86% (0.01862) | 82.46th | v4 (v2025.03.14) |
| Sep 9, 2025 | 3.53% (0.03533) | 87.20th | v4 (v2025.03.14) |
| Sep 1, 2025 | 1.86% (0.01862) | 82.42th | v4 (v2025.03.14) |
| Aug 30, 2025 | 3.53% (0.03533) | 87.21th | v4 (v2025.03.14) |
| Aug 20, 2025 | 2.15% (0.02145) | 83.52th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.98% (0.00979) | 75.18th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.48% (0.00485) | 76.79th | v3 (v2023.03.01) |
| Mar 6, 2024 | 0.48% (0.00479) | 75.28th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.52% (0.00516) | 76.04th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.52% (0.00516) | 73.13th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.18% (0.01183) | 61.76th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.18% (0.01183) | 58.77th | v2 (v2022.01.01) |
| Feb 4, 2022 | 11.69% (0.11687) | 88.96th | v2 (v2022.01.01) |
| Feb 3, 2022 | 7.85% (0.07855) | 85.01th | v1 |
| Jan 6, 2022 | 7.85% (0.07855) | 84.84th | v1 |
| Jan 5, 2022 | 1.86% (0.01865) | 76.93th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.86% (0.01865) | 0.00th | v1 |
References (12)
- http://www.securityfocus.com/bid/107432 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2019:1300 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/errata/RHSA-2019:1519 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2019-9741 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1688230 Issue Tracking
- https://github.com/golang/go/issues/30794 x_refsource_MISCExploitPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/04/msg00007.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/03/msg00014.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/03/msg00015.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TOOVCEPQM7TZA6VEZEEB7QZABXNHQEHH/ vendor-advisoryx_refsource_FEDORA
- https://nvd.nist.gov/vuln/detail/CVE-2019-9741
- https://www.cve.org/CVERecord?id=CVE-2019-9741
Change history (0)
No recorded changes yet.