In manager.c in ss-manager in shadowsocks-libev 3.1.0, improper parsing allows command injection via shell metacharacters in a JSON configuration request received via 127.0.0.1 UDP traffic, related to the add_server, build_config, and construct_command_line functions
Published Oct 27, 2017
7.8
HIGHCVSS 3.0
EPSS 1.27%
Description
In manager.c in ss-manager in shadowsocks-libev 3.1.0, improper parsing allows command injection via shell metacharacters in a JSON configuration request received via 127.0.0.1 UDP traffic, related to the add_server, build_config, and construct_command_line functions.
Affected products
No data.
Configuration 1
- 1.3
- 1.3.2
- 1.4.0
- 1.4.1
- 1.4.2
- 1.4.3
- 1.4.4
- 1.4.5
- 1.4.6
- 1.4.7
- 1.4.8
- 1.5.0
- 1.5.1
- 1.5.2
- 1.5.3
- 1.6.1
- 1.6.2
- 1.6.3
- 1.6.4
- 2.0.1
- 2.0.2
- 2.0.3
- 2.0.4
- 2.0.5
- 2.0.6
- 2.0.7
- 2.0.8
- 2.1.0
- 2.1.1
- 2.1.2
- 2.1.3
- 2.1.4
- 2.2.0
- 2.2.1
- 2.2.2
- 2.2.3
- 2.3.0
- 2.3.1
- 2.3.2
- 2.3.3
- 2.4.0
- 2.4.1
- 2.4.2
- 2.4.3
- 2.4.4
- 2.4.5
- 2.4.6
- 2.4.7
- 2.4.8
- 2.5.0
- 2.5.1
- 2.5.2
- 2.5.3
- 2.5.4
- 2.5.5
- 2.5.6
- 2.6.0
- 2.6.1
- 2.6.2
- 2.6.3
- 3.0.0
- 3.0.1
- 3.0.2
- 3.0.3
- 3.0.4
- 3.0.5
- 3.0.6
- 3.0.7
- 3.0.8
- 3.1.0
Configuration 2
- 9.2
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.
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AV:L/AC:L/Au:N/C:C/I:C/A:C
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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.27% (0.01274) | 68.84th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.27% (0.01274) | 65.99th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.45% (0.00451) | 61.60th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.10% (0.00099) | 42.86th | v3 (v2023.03.01) |
| Jul 11, 2024 | 0.10% (0.00099) | 41.60th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.10% (0.00099) | 39.58th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.08% (0.01079) | 52.82th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.08% (0.01079) | 28.23th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.25% (0.01247) | 30.57th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.25% (0.01247) | 0.00th | v1 |
References (5)
- http://openwall.com/lists/oss-security/2017/10/13/2 x_refsource_MISCMailing ListThird Party Advisory
- http://www.debian.org/security/2017/dsa-4009 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- https://github.com/shadowsocks/shadowsocks-libev/commit/c67d275803dc6ea22c558d06b1f7ba9f94cd8de3 x_refsource_MISCThird Party Advisory
- https://github.com/shadowsocks/shadowsocks-libev/issues/1734 x_refsource_MISCThird Party Advisory
- https://www.x41-dsec.de/lab/advisories/x41-2017-010-shadowsocks-libev/ x_refsource_MISCExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://openwall.com/lists/oss-security/2017/10/13/2 | x_refsource_MISCMailing ListThird Party Advisory | |
| http://www.debian.org/security/2017/dsa-4009 | vendor-advisoryx_refsource_DEBIANThird Party Advisory | |
| https://github.com/shadowsocks/shadowsocks-libev/commit/c67d275803dc6ea22c558d06b1f7ba9f94cd8de3 | x_refsource_MISCThird Party Advisory | |
| https://github.com/shadowsocks/shadowsocks-libev/issues/1734 | x_refsource_MISCThird Party Advisory | |
| https://www.x41-dsec.de/lab/advisories/x41-2017-010-shadowsocks-libev/ | x_refsource_MISCExploitThird Party Advisory |
Change history (0)
No recorded changes yet.