CVE-2017-15924
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.27%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.0
- 7.8 HIGHCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.27% probability · 68th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-78
- Affected
- shadowsocks/shadowsocks-libev · debian/debian linux
- Source
- cve@mitre.org
References
- http://openwall.com/lists/oss-security/2017/10/13/2Mailing List, Third Party Advisory
- http://www.debian.org/security/2017/dsa-4009Third Party Advisory
- https://github.com/shadowsocks/shadowsocks-libev/commit/c67d275803dc6ea22c558d06b1f7ba9f94cd8de3Third Party Advisory
- https://github.com/shadowsocks/shadowsocks-libev/issues/1734Third Party Advisory
- https://www.x41-dsec.de/lab/advisories/x41-2017-010-shadowsocks-libev/Exploit, Third Party Advisory
- http://openwall.com/lists/oss-security/2017/10/13/2Mailing List, Third Party Advisory
- http://www.debian.org/security/2017/dsa-4009Third Party Advisory
- https://github.com/shadowsocks/shadowsocks-libev/commit/c67d275803dc6ea22c558d06b1f7ba9f94cd8de3Third Party Advisory
- https://github.com/shadowsocks/shadowsocks-libev/issues/1734Third Party Advisory
- https://www.x41-dsec.de/lab/advisories/x41-2017-010-shadowsocks-libev/Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.