HOMEVULNERABILITIESCVE-2017-15924
HIGH

CVE-2017-15924

CWE-78Published: October 27, 2017· Updated: Jun 17, 2026

7.8
CVSS v3.1

Official 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.

NVD Source

Technical Analysis

CVE-2017-15924 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

Debian1 product(s)
debian linux
shadowsocks1 product(s)
shadowsocks-libev
Source: NVD CPE · 71 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
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Official Patches & Advisories

ADVISORYhttp://openwall.com/lists/oss-security/2017/10/13/2
ADVISORYhttp://www.debian.org/security/2017/dsa-4009
ADVISORYhttps://github.com/shadowsocks/shadowsocks-libev/commit/c67d275803dc6ea22c558d06b1f7ba9f94cd8de3
ADVISORYhttps://github.com/shadowsocks/shadowsocks-libev/issues/1734
ADVISORYhttps://www.x41-dsec.de/lab/advisories/x41-2017-010-shadowsocks-libev/
ADVISORYhttp://openwall.com/lists/oss-security/2017/10/13/2
ADVISORYhttp://www.debian.org/security/2017/dsa-4009
ADVISORYhttps://github.com/shadowsocks/shadowsocks-libev/commit/c67d275803dc6ea22c558d06b1f7ba9f94cd8de3
ADVISORYhttps://github.com/shadowsocks/shadowsocks-libev/issues/1734
ADVISORYhttps://www.x41-dsec.de/lab/advisories/x41-2017-010-shadowsocks-libev/

All References (10)

→
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

Quick Facts

CVE IDCVE-2017-15924
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-78
CISA KEVNo
Affected2 vendor(s)
PublishedOct 27, 2017

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CVE-2026-6516
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CVE-2026-56415
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Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2017-15924 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.
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