HIGH
nginx 0.8.41 through 1.4.3 and 1.5.x before 1.5.7 allows remote attackers to bypass intended restrictions via an unescaped space character in a URI
Published Nov 23, 2013
7.5
HIGHCVSS 2.0
EPSS 67.72%
Description
nginx 0.8.41 through 1.4.3 and 1.5.x before 1.5.7 allows remote attackers to bypass intended restrictions via an unescaped space character in a URI.
Affected products
No data.
Configuration 1
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
7.5 HIGH NVD
AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
67.72% 0.67718
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.67718
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (16 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 67.72% (0.67718) | 99.30th | v5 (v2026.06.15) |
| Jun 15, 2026 | 67.72% (0.67718) | 99.22th | v5 (v2026.06.15) |
| Jan 13, 2026 | 91.52% (0.91522) | 99.65th | v4 (v2025.03.14) |
| Oct 19, 2025 | 92.57% (0.92567) | 99.73th | v4 (v2025.03.14) |
| Mar 17, 2025 | 93.68% (0.93680) | 99.85th | v4 (v2025.03.14) |
| Feb 16, 2025 | 75.24% (0.75245) | 98.41th | v3 (v2023.03.01) |
| Dec 17, 2024 | 87.52% (0.87517) | 98.90th | v3 (v2023.03.01) |
| Nov 22, 2023 | 95.43% (0.95433) | 99.19th | v3 (v2023.03.01) |
| Oct 6, 2023 | 95.55% (0.95547) | 99.17th | v3 (v2023.03.01) |
| Aug 20, 2023 | 95.95% (0.95954) | 99.22th | v3 (v2023.03.01) |
| May 20, 2023 | 95.79% (0.95787) | 99.10th | v3 (v2023.03.01) |
| Mar 30, 2023 | 95.78% (0.95779) | 99.04th | v3 (v2023.03.01) |
| Mar 7, 2023 | 96.14% (0.96139) | 99.13th | v3 (v2023.03.01) |
| Mar 6, 2023 | 40.75% (0.40746) | 98.23th | v2 (v2022.01.01) |
| May 7, 2022 | 40.75% (0.40746) | 98.06th | v2 (v2022.01.01) |
| Feb 4, 2022 | 42.73% (0.42729) | 97.62th | v2 (v2022.01.01) |
Weaknesses (1)
References (9)
- http://lists.opensuse.org/opensuse-security-announce/2013-12/msg00007.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2013-11/msg00084.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2013-11/msg00118.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2013-11/msg00119.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://mailman.nginx.org/pipermail/nginx-announce/2013/000125.html mailing-listx_refsource_MLISTMitigationVendor Advisory
- http://secunia.com/advisories/55757 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/55822 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/55825 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://www.debian.org/security/2012/dsa-2802 vendor-advisoryx_refsource_DEBIANBroken Link
| Link | Providers | Tags |
|---|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2013-12/msg00007.html | vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory | |
| http://lists.opensuse.org/opensuse-updates/2013-11/msg00084.html | vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory | |
| http://lists.opensuse.org/opensuse-updates/2013-11/msg00118.html | vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory | |
| http://lists.opensuse.org/opensuse-updates/2013-11/msg00119.html | vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory | |
| http://mailman.nginx.org/pipermail/nginx-announce/2013/000125.html | mailing-listx_refsource_MLISTMitigationVendor Advisory | |
| http://secunia.com/advisories/55757 | third-party-advisoryx_refsource_SECUNIAThird Party Advisory | |
| http://secunia.com/advisories/55822 | third-party-advisoryx_refsource_SECUNIAThird Party Advisory | |
| http://secunia.com/advisories/55825 | third-party-advisoryx_refsource_SECUNIAThird Party Advisory | |
| http://www.debian.org/security/2012/dsa-2802 | vendor-advisoryx_refsource_DEBIANBroken Link |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner redhat
Published Nov 23, 2013
Updated Aug 6, 2024
Reserved Jun 12, 2013
Link CVE-2013-4547
CISA Vulnrichment
Updated n/a