CRITICAL
Stack-based buffer overflow in "dnsproxy.c" in connman 1.34 and earlier allows remote attackers to cause a denial of service (crash) or execute arbitrary code via a crafted response query string passed to the "name" variable
Published Aug 29, 2017
9.8
CRITICALCVSS 3.1
EPSS 5.52%
Description
Stack-based buffer overflow in "dnsproxy.c" in connman 1.34 and earlier allows remote attackers to cause a denial of service (crash) or execute arbitrary code via a crafted response query string passed to the "name" variable.
Affected products
No data.
Configuration 2
- 8.0
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.
9.8 CRITICAL NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
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.
5.52% 0.05519
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.05519
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (21 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 5.52% (0.05519) | 92.55th | v5 (v2026.06.15) |
| Jun 15, 2026 | 5.52% (0.05519) | 91.77th | v5 (v2026.06.15) |
| May 2, 2026 | 5.02% (0.05021) | 89.77th | v4 (v2025.03.14) |
| Jun 28, 2025 | 2.93% (0.02934) | 85.82th | v4 (v2025.03.14) |
| Mar 30, 2025 | 6.39% (0.06394) | 90.09th | v4 (v2025.03.14) |
| Mar 29, 2025 | 11.38% (0.11379) | 89.24th | v4 (v2025.03.14) |
| Mar 17, 2025 | 6.39% (0.06394) | 90.33th | v4 (v2025.03.14) |
| Dec 17, 2024 | 3.31% (0.03307) | 91.14th | v3 (v2023.03.01) |
| Dec 12, 2024 | 5.97% (0.05971) | 93.75th | v3 (v2023.03.01) |
| Aug 9, 2023 | 5.24% (0.05238) | 92.02th | v3 (v2023.03.01) |
| Jul 9, 2023 | 5.06% (0.05063) | 91.80th | v3 (v2023.03.01) |
| Mar 25, 2023 | 4.77% (0.04771) | 91.41th | v3 (v2023.03.01) |
| Mar 7, 2023 | 5.98% (0.05983) | 92.30th | v3 (v2023.03.01) |
| Mar 6, 2023 | 4.55% (0.04550) | 88.84th | v2 (v2022.01.01) |
| May 26, 2022 | 4.55% (0.04550) | 87.87th | v2 (v2022.01.01) |
| Apr 1, 2022 | 4.43% (0.04429) | 87.04th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.43% (0.04429) | 70.84th | v2 (v2022.01.01) |
| Feb 3, 2022 | 4.46% (0.04458) | 74.72th | v1 |
| Jan 6, 2022 | 4.46% (0.04458) | 74.50th | v1 |
| Sep 1, 2021 | 4.46% (0.04458) | 83.63th | v1 |
| Apr 14, 2021 | 4.46% (0.04458) | 0.00th | v1 |
Weaknesses (1)
References (7)
- http://www.debian.org/security/2017/dsa-3956 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- http://www.securityfocus.com/bid/100498 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://01.org/security/intel-oss-10001/intel-oss-10001 x_refsource_CONFIRMVendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1483720 x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
- https://git.kernel.org/pub/scm/network/connman/connman.git/commit/?id=5c281d182ecdd0a424b64f7698f32467f8f67b71 x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
- https://security.gentoo.org/glsa/201812-02 vendor-advisoryx_refsource_GENTOOThird Party Advisory
- https://www.nri-secure.com/blog/new-iot-vulnerability-connmando x_refsource_MISCThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.debian.org/security/2017/dsa-3956 | vendor-advisoryx_refsource_DEBIANThird Party Advisory | |
| http://www.securityfocus.com/bid/100498 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://01.org/security/intel-oss-10001/intel-oss-10001 | x_refsource_CONFIRMVendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1483720 | x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory | |
| https://git.kernel.org/pub/scm/network/connman/connman.git/commit/?id=5c281d182ecdd0a424b64f7698f32467f8f67b71 | x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory | |
| https://security.gentoo.org/glsa/201812-02 | vendor-advisoryx_refsource_GENTOOThird Party Advisory | |
| https://www.nri-secure.com/blog/new-iot-vulnerability-connmando | x_refsource_MISCThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Aug 29, 2017
Updated Aug 5, 2024
Reserved Aug 15, 2017
Link CVE-2017-12865
CISA Vulnrichment
Updated n/a