MEDIUM
Heap-based buffer overflow in compression-pointer processing in core/ngx_resolver.c in nginx before 1.0.10 allows remote resolvers to cause a denial of service (daemon crash) or possibly have unspecified other impact via a long response
Published Dec 8, 2011
6.8
MEDIUMCVSS 2.0
EPSS 5.96%
Description
Heap-based buffer overflow in compression-pointer processing in core/ngx_resolver.c in nginx before 1.0.10 allows remote resolvers to cause a denial of service (daemon crash) or possibly have unspecified other impact via a long response.
Affected products
No data.
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.
6.8 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
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.
5.96% 0.05962
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.05962
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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 5.96% (0.05962) | 93.06th | v5 (v2026.06.15) |
| Jun 15, 2026 | 6.07% (0.06070) | 92.44th | v5 (v2026.06.15) |
| Mar 30, 2025 | 2.81% (0.02811) | 84.88th | v4 (v2025.03.14) |
| Mar 29, 2025 | 4.96% (0.04955) | 82.38th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.81% (0.02811) | 85.19th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.66% (0.00660) | 80.31th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.59% (0.00594) | 77.68th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.59% (0.00594) | 75.03th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.54% (0.01537) | 74.52th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.54% (0.01537) | 74.48th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.54% (0.01537) | 72.41th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.54% (0.01537) | 51.33th | v2 (v2022.01.01) |
Weaknesses (1)
References (10)
- http://lists.fedoraproject.org/pipermail/package-announce/2011-December/070569.html vendor-advisoryx_refsource_FEDORAThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2011-12/msg00005.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://openwall.com/lists/oss-security/2011/11/17/10 mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory
- http://openwall.com/lists/oss-security/2011/11/17/8 mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory
- http://secunia.com/advisories/47097 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/48577 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://security.gentoo.org/glsa/glsa-201203-22.xml vendor-advisoryx_refsource_GENTOOThird Party Advisory
- http://trac.nginx.org/nginx/changeset/4268/nginx x_refsource_CONFIRMIssue TrackingPatchVendor Advisory
- http://www.nginx.org/en/CHANGES-1.0 x_refsource_CONFIRMRelease NotesVendor Advisory
- http://www.securityfocus.com/bid/50710 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| http://lists.fedoraproject.org/pipermail/package-announce/2011-December/070569.html | vendor-advisoryx_refsource_FEDORAThird Party Advisory | |
| http://lists.opensuse.org/opensuse-security-announce/2011-12/msg00005.html | vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory | |
| http://openwall.com/lists/oss-security/2011/11/17/10 | mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory | |
| http://openwall.com/lists/oss-security/2011/11/17/8 | mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory | |
| http://secunia.com/advisories/47097 | third-party-advisoryx_refsource_SECUNIAThird Party Advisory | |
| http://secunia.com/advisories/48577 | third-party-advisoryx_refsource_SECUNIAThird Party Advisory | |
| http://security.gentoo.org/glsa/glsa-201203-22.xml | vendor-advisoryx_refsource_GENTOOThird Party Advisory | |
| http://trac.nginx.org/nginx/changeset/4268/nginx | x_refsource_CONFIRMIssue TrackingPatchVendor Advisory | |
| http://www.nginx.org/en/CHANGES-1.0 | x_refsource_CONFIRMRelease NotesVendor Advisory | |
| http://www.securityfocus.com/bid/50710 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner redhat
Published Dec 8, 2011
Updated Aug 7, 2024
Reserved Nov 4, 2011
Link CVE-2011-4315
CISA Vulnrichment
Updated n/a