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  • 【漏洞預警】最新Apache Struts遠程代碼執行漏洞

    2018-12-27
  • 【漏洞預警】Kubernetes API服務器遠程特權提升漏洞

    【漏洞(dong)預警(jing)】Kubernetes API服務(wu)(wu)器(qi)(qi)遠程特權(quan)提升漏洞(dong)2018年12月04日(ri),Kubernetes官(guan)方發(fa)布安(an)(an)全通告,披露了(le)一個Kubernetes API服務(wu)(wu)器(qi)(qi)特權(quan)提升漏洞(dong)CVE-2018-1002105。漏洞(dong)描述(shu)通過(guo)特制請求,未經身份驗(yan)證的惡意(yi)用戶可以通過(guo)Kubernetes API服務(wu)(wu)器(qi)(qi)與后(hou)(hou)端(duan)(duan)服務(wu)(wu)器(qi)(qi)(例如聚合API服務(wu)(wu)器(qi)(qi)和kubelets)建立連(lian)(lian)接(jie),然后(hou)(hou)通過(guo)同一連(lian)(lian)接(jie)將任意(yi)請求直接(jie)發(fa)送到后(hou)(hou)端(duan)(duan),并使用Kubernetes API服務(wu)(wu)器(qi)(qi)用于建立后(hou)(hou)端(duan)(duan)連(lian)(lian)接(jie)的TLS憑證進行身份驗(yan)證。進而可以竊取敏(min)感數(shu)據(ju)或注(zhu)入惡意(yi)代(dai)碼,甚(shen)至控制Kubernetes集群。影(ying)響組件Kubernetes API server影(ying)響版(ban)(ban)本(ben)(ben)Kubernetes v1.0.x-1.9.xKubernetes v1.10.0-1.10.10Kubernetes v1.11.0-1.11.4Kubernetes v1.12.0-1.12.2安(an)(an)全版(ban)(ban)本(ben)(ben)Kubernetes v1.10.11Kubernetes v1.11.5Kubernetes v1.12.3Kubernetes v1.13.0-rc.1風險評級:CVE-2018-1002105 嚴(yan)重安(an)(an)全建議(yi):升級Kubernetes至安(an)(an)全版(ban)(ban)本(ben)(ben)。相(xiang)關鏈(lian)接(jie)//access.redhat.com/security/vulnerabilities/3716411//groups.google.com/forum/#!topic/kubernetes-announce/GVllWCg6L88//github.com/kubernetes/kubernetes/issues/71411華云數(shu)據(ju)集團有(you)限公(gong)司2018年12月05日(ri)

    2018-12-27
  • 【漏洞預警】Jenkins 非預期方法調用代碼執行漏洞

    【漏(lou)洞(dong)預警】Jenkins 非預期(qi)方(fang)法調(diao)用代碼(ma)執行(xing)漏(lou)洞(dong)2018年12月06日,Jenkins官方(fang)發布(bu)安(an)全(quan)(quan)公(gong)告(gao),披(pi)露了一個高危安(an)全(quan)(quan)漏(lou)洞(dong)。攻擊者構造特定的惡意(yi)請求,可(ke)以調(diao)用到(dao)(dao)非預期(qi)范(fan)圍內的方(fang)法邏輯,可(ke)能導致服務器敏感(gan)信息泄露或(huo)代碼(ma)執行(xing)等危害(hai)。影響版(ban)本(ben)(ben)(ben):Jenkins weekly 2.153 及(ji)之前版(ban)本(ben)(ben)(ben)Jenkins LTS 2.138.3 及(ji)之前版(ban)本(ben)(ben)(ben)安(an)全(quan)(quan)建議(yi):更新(xin)(xin) Jenkins weekly 到(dao)(dao) 2.154 版(ban)本(ben)(ben)(ben)更新(xin)(xin) Jenkins LTS 到(dao)(dao) 2.138.4 版(ban)本(ben)(ben)(ben)或(huo) 2.150.1 版(ban)本(ben)(ben)(ben)相關鏈接//jenkins.io/security/advisory/2018-12-05/華云數據集團有(you)限(xian)公(gong)司2018年12月07日

    2018-12-27
  • 【漏洞預警】ThinkPHP5遠程代碼執行高危漏洞

    【漏(lou)洞預警】ThinkPHP5遠程代碼執行高危漏(lou)洞2018年12月9日,ThinkPHP官方發(fa)布(bu)安全(quan)(quan)更新(xin),披露(lu)了(le)一個高危安全(quan)(quan)漏(lou)洞,攻擊者構造(zao)特定的惡(e)意請(qing)求(qiu),可以直接獲取服(fu)務器權限(xian),受影響(xiang)(xiang)的版(ban)本包括5.0和5.1版(ban)本。漏(lou)洞描述:由于ThinkPHP5框架對控制器名沒有(you)進行足(zu)夠(gou)的安全(quan)(quan)檢(jian)測,導致(zhi)在沒有(you)開啟強(qiang)制路由的情(qing)況下,黑(hei)客構造(zao)特定的請(qing)求(qiu),可直接GetWebShell。漏(lou)洞評級:嚴重影響(xiang)(xiang)版(ban)本:ThinkPHP 5.0系(xi)列 < 5.0.23ThinkPHP 5.1系(xi)列 < 5.1.31安全(quan)(quan)版(ban)本:ThinkPHP 5.0系(xi)列 5.0.23ThinkPHP 5.1系(xi)列 5.1.31安全(quan)(quan)建議:升級ThinkPHP至安全(quan)(quan)版(ban)本相(xiang)關鏈接://blog.thinkphp.cn/869075華云數據集團(tuan)有(you)限(xian)公司(si)2018年12月12日

    2018-12-12
  • 【高危事件預警】Petya 勒索病毒 安全預警

    【高(gao)危(wei)事(shi)件預警】Petya 勒(le)(le)索病毒 安全預警      北京(jing)時間2017年(nian)6月27日晚,據外媒消息,多(duo)國正在遭遇(yu) Petya 勒(le)(le)索病毒襲擊,政府、銀行(xing)、電(dian)力系(xi)統、通訊系(xi)統、企業以及(ji)機(ji)場(chang)都受(shou)到不同程度(du)影響。請(qing)予關注,并做相應防范。相關事(shi)件描(miao)述(shu)及(ji)防范措施(shi)如(ru)下(xia)(xia):      【事(shi)件等(deng)級】高(gao)危(wei)      【事(shi)件說明】此(ci)次黑客利用(yong)了 OFFICE OLE2LINK(CVE-2017-0199)漏洞(dong)進行(xing)釣魚攻擊,并利用(yong) SMB漏洞(dong)(MS17-010)進行(xing)傳播。受(shou)感染的(de)電(dian)腦無法正常(chang)啟動,若需恢復,需支付一(yi)定的(de)比特幣。被(bei)感染的(de)機(ji)器屏幕顯示如(ru)下(xia)(xia)界(jie)面:【防范措施(shi)】      1、不打開來(lai)歷(li)不明的(de)文件,尤(you)其是 rtf、doc 等(deng)格式。      2、以上漏洞(dong)均有補丁(ding),請(qing)及(ji)時安裝補丁(ding),補丁(ding)地址為:      //portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0199      //technet.microsoft.com/en-us/library/security/ms17-010.aspx      無錫華云數據技術服務(wu)有限(xian)公(gong)司       二(er)零(ling)一(yi)七年(nian)六(liu)月

    2018-09-06
  • 關于全面清查利用VPN、SSR等軟件提供“翻墻”服務的通知

    尊(zun)敬的華(hua)云用(yong)戶(hu)(hu):   您(nin)(nin)好!首先感謝您(nin)(nin)一(yi)直以(yi)來對(dui)華(hua)云數(shu)據的支(zhi)持!   現(xian)接到(dao)網(wang)監部門上(shang)級工(gong)(gong)作(zuo)(zuo)安排:要(yao)求各IDC對(dui)利用(yong)VPN、SSR等軟(ruan)件封(feng)裝成(cheng)“某(mou)某(mou)加速器”后(hou),以(yi)盈利為目的向我國網(wang)民提(ti)供(gong)(gong)突破國內網(wang)絡限(xian)制(zhi)達到(dao)訪問境外(wai)封(feng)堵網(wang)站的“翻墻”服(fu)(fu)務(wu)的托管用(yong)戶(hu)(hu)或虛(xu)機(ji)用(yong)戶(hu)(hu)進行(xing)全(quan)面(mian)清(qing)查(cha),清(qing)查(cha)工(gong)(gong)作(zuo)(zuo)即時(shi)開始(shi)至5月(yue)21日(ri)結(jie)束。   請(qing)貴司(si)盡快安排技術人員(yuan)開展(zhan)自(zi)(zi)查(cha)工(gong)(gong)作(zuo)(zuo),認(ren)真落實是否存在利用(yong)VPN、SSR等軟(ruan)件封(feng)裝成(cheng)“某(mou)某(mou)加速器”向用(yong)戶(hu)(hu)提(ti)供(gong)(gong)“翻墻”服(fu)(fu)務(wu),若貴司(si)提(ti)供(gong)(gong)此類服(fu)(fu)務(wu),請(qing)立(li)即停(ting)止(zhi)服(fu)(fu)務(wu),并于5月(yue)21日(ri)中午十二(er)點前將核查(cha)工(gong)(gong)作(zuo)(zuo)情(qing)況(kuang)回復我們客服(fu)(fu)郵箱:cs@cn-henji.com,如自(zi)(zi)查(cha)不(bu)仔細(xi)未發現(xian),被上(shang)級通報有(you)情(qing)況(kuang)的,網(wang)監局將會(hui)根(gen)據相關法律法規給予處罰,請(qing)重視。   如有(you)疑問,請(qing)咨詢我司(si)7*24小時(shi)服(fu)(fu)務(wu)熱線:400-808-4000-4。   華(hua)云數(shu)據集團(tuan)有(you)限(xian)公司(si)   二(er)零一(yi)八年五月(yue)

    2018-09-06
  • 緊急通知:關于防范近期爆發的WanaCrypt0r 2.0和ONION勒索軟件病毒預警

     緊急通(tong)知:關(guan)(guan)于(yu)防(fang)范近(jin)期(qi)爆發的(de)WanaCrypt0r 2.0和(he)ONION勒(le)(le)索軟件病毒(du)(du)預警(jing) 尊敬的(de)用戶:       您(nin)(nin)好!首先感謝您(nin)(nin)一(yi)直以(yi)(yi)來對華(hua)云數(shu)(shu)據(ju)(ju)(ju)的(de)支持(chi)!       近(jin)期(qi)爆出(chu)(chu)WanaCrypt0r 2.0、onion以(yi)(yi)及(ji)wallet等后綴的(de)勒(le)(le)索加(jia)密(mi)(mi)事(shi)(shi)件,出(chu)(chu)現此(ci)(ci)情況通(tong)常與Windows操作系(xi)(xi)統(tong)的(de)端(duan)口、漏(lou)洞(dong)、補丁(ding)更新不及(ji)時(shi)(shi)有(you)(you)(you)(you)關(guan)(guan),勒(le)(le)索軟件是(shi)一(yi)種(zhong)Trojan木馬(onion是(shi)wallet勒(le)(le)索病毒(du)(du)的(de)變種(zhong)),目(mu)前無法針對此(ci)(ci)類情況的(de)解(jie)密(mi)(mi)數(shu)(shu)據(ju)(ju)(ju)。       關(guan)(guan)于(yu)數(shu)(shu)據(ju)(ju)(ju)恢復(fu):       目(mu)前該類事(shi)(shi)件無法使用工(gong)具解(jie)密(mi)(mi),您(nin)(nin)可(ke)(ke)以(yi)(yi)使用本地數(shu)(shu)據(ju)(ju)(ju)備(bei)(bei)(bei)份進行(xing)恢復(fu)(若有(you)(you)(you)(you)異地備(bei)(bei)(bei)份也(ye)可(ke)(ke)以(yi)(yi)直接恢復(fu)異地備(bei)(bei)(bei)份數(shu)(shu)據(ju)(ju)(ju))即可(ke)(ke)。       關(guan)(guan)于(yu)防(fang)護措施:       我們(men)強烈提(ti)醒您(nin)(nin)關(guan)(guan)注并(bing)建議(yi):       1.請(qing)(qing)檢(jian)查服務(wu)(wu)器的(de)賬號密(mi)(mi)碼(ma),如(ru)(ru)果密(mi)(mi)碼(ma)簡單,請(qing)(qing)立(li)即修改為強口令密(mi)(mi)碼(ma)并(bing)定期(qi)更新密(mi)(mi)碼(ma)。       2.不要將高危的(de)服務(wu)(wu)端(duan)口開放到外(wai)網,例如(ru)(ru):3389、445、139端(duan)口,僅開放必要的(de)業務(wu)(wu)服務(wu)(wu)端(duan)口,如(ru)(ru)果存在此(ci)(ci)類情況,您(nin)(nin)可(ke)(ke)以(yi)(yi)配置(zhi)安(an)全組策略屏蔽高危端(duan)口。       3.請(qing)(qing)務(wu)(wu)必做好日常數(shu)(shu)據(ju)(ju)(ju)備(bei)(bei)(bei)份(如(ru)(ru):設置(zhi)快(kuai)照/本地備(bei)(bei)(bei)份等),并(bing)安(an)裝殺毒(du)(du)軟件,例如(ru)(ru):企(qi)業版卡巴斯基、諾(nuo)頓等。       4.由于(yu)近(jin)期(qi)發生NSA事(shi)(shi)件,攻(gong)擊者可(ke)(ke)能利用Windows高危漏(lou)洞(dong)入(ru)侵,請(qing)(qing)務(wu)(wu)必安(an)裝好最新Windows補丁(ding)。 (例如(ru)(ru):MS17-010補丁(ding))       參考鏈接://technet.microsoft.com/zh-cn/library/security/MS17-010?spm=5176.7720359322.n2.5.VjZGl6       注意:修復(fu)漏(lou)洞(dong)前請(qing)(qing)將資(zi)料(liao)備(bei)(bei)(bei)份,并(bing)進行(xing)充分測試。如(ru)(ru)有(you)(you)(you)(you)任(ren)何問題,您(nin)(nin)可(ke)(ke)隨(sui)時(shi)(shi)通(tong)過工(gong)單系(xi)(xi)統(tong)或服務(wu)(wu)電(dian)(dian)話4008084000-4聯(lian)系(xi)(xi)我司咨詢。       同(tong)時(shi)(shi)也(ye)提(ti)醒您(nin)(nin)辦公終端(duan)和(he)個人電(dian)(dian)腦同(tong)樣做好安(an)全防(fang)護,避免(mian)遭受(shou)損失,我們(men)也(ye)會持(chi)續(xu)關(guan)(guan)注加(jia)密(mi)(mi)勒(le)(le)索事(shi)(shi)件,如(ru)(ru)有(you)(you)(you)(you)解(jie)密(mi)(mi)工(gong)具推出(chu)(chu),我們(men)也(ye)會及(ji)時(shi)(shi)更新提(ti)供(gong),感謝您(nin)(nin)的(de)支持(chi)與理解(jie)。       無錫華(hua)云數(shu)(shu)據(ju)(ju)(ju)技術服務(wu)(wu)有(you)(you)(you)(you)限(xian)公司       二零一(yi)七(qi)年五月

    2018-09-06
  • 【高危事件預警】新勒索病毒Bad Rabbit(壞兔子)攻擊預警

    【高(gao)危事件(jian)(jian)(jian)(jian)預(yu)警】新勒(le)索病(bing)(bing)毒(du)(du)(du)(du)Bad Rabbit(壞兔子)攻(gong)擊(ji)預(yu)警      2017年10月(yue)24日(ri),國外媒(mei)體(ti)報道出(chu)現了(le)一(yi)種新的(de)(de)(de)勒(le)索病(bing)(bing)毒(du)(du)(du)(du)——Bad Rabbit(壞兔子)通過水(shui)坑攻(gong)擊(ji)將(jiang)惡意代碼植入到(dao)合法(fa)網(wang)站,偽裝成Adobe Flash Player軟(ruan)件(jian)(jian)(jian)(jian)升級更新彈(dan)窗,誘騙用(yong)(yong)戶(hu)主(zhu)動下(xia)(xia)載(zai)并安(an)(an)(an)裝運行(xing)(xing)惡意程(cheng)(cheng)序。該程(cheng)(cheng)序可以(yi)加密文(wen)(wen)檔類(lei)型、數(shu)據庫文(wen)(wen)件(jian)(jian)(jian)(jian)、虛擬機文(wen)(wen)件(jian)(jian)(jian)(jian)等(deng)類(lei)型文(wen)(wen)件(jian)(jian)(jian)(jian),同時(shi)還(huan)會(hui)使用(yong)(yong)賬號弱(ruo)口令密碼掃描內(nei)網(wang)和SMB共享服(fu)(fu)務(wu)(wu)(wu)獲取登錄憑(ping)證(zheng)嘗試登錄和感染內(nei)網(wang)主(zhu)機,對業務(wu)(wu)(wu)存(cun)在高(gao)安(an)(an)(an)全風險。安(an)(an)(an)全建(jian)議(yi)方案      該勒(le)索病(bing)(bing)毒(du)(du)(du)(du)并非像(xiang)今年5月(yue)12日(ri)的(de)(de)(de)wannacry一(yi)樣利(li)用(yong)(yong)Windows SMB 0day漏(lou)洞傳播(bo),但仍(reng)存(cun)在較大的(de)(de)(de)安(an)(an)(an)全風險,為(wei)了(le)避免遭受影響,建(jian)議(yi)所(suo)有用(yong)(yong)戶(hu)按照以(yi)下(xia)(xia)措施(shi)排(pai)查自(zi)身業務(wu)(wu)(wu):1.常備份(fen)數(shu)據目前病(bing)(bing)毒(du)(du)(du)(du)樣本已公開,新的(de)(de)(de)變種可能會(hui)出(chu)現,建(jian)議(yi)開發(fa)或(huo)運維人員使用(yong)(yong)自(zi)動快照或(huo)人工(gong)備份(fen)方式(shi)對數(shu)據進(jin)行(xing)(xing)全備份(fen),并養成備份(fen)好重要文(wen)(wen)件(jian)(jian)(jian)(jian)的(de)(de)(de)習慣(guan)。 2.安(an)(an)(an)裝防(fang)(fang)病(bing)(bing)毒(du)(du)(du)(du)軟(ruan)件(jian)(jian)(jian)(jian)Windows服(fu)(fu)務(wu)(wu)(wu)器上安(an)(an)(an)裝必(bi)要的(de)(de)(de)防(fang)(fang)病(bing)(bing)毒(du)(du)(du)(du)軟(ruan)件(jian)(jian)(jian)(jian),并確保更新殺毒(du)(du)(du)(du)軟(ruan)件(jian)(jian)(jian)(jian)病(bing)(bing)毒(du)(du)(du)(du)庫,以(yi)便能檢(jian)測(ce)到(dao)該勒(le)索病(bing)(bing)毒(du)(du)(du)(du)。3.對操(cao)作系(xi)(xi)統和服(fu)(fu)務(wu)(wu)(wu)進(jin)行(xing)(xing)加固 對服(fu)(fu)務(wu)(wu)(wu)器操(cao)作系(xi)(xi)統及(ji)服(fu)(fu)務(wu)(wu)(wu)軟(ruan)件(jian)(jian)(jian)(jian)進(jin)行(xing)(xing)安(an)(an)(an)全加固,確保無高(gao)風險安(an)(an)(an)全漏(lou)洞或(huo)不(bu)安(an)(an)(an)全的(de)(de)(de)配置項。 4.配置嚴格的(de)(de)(de)網(wang)絡訪問(wen)控制(zhi)(zhi)策略使用(yong)(yong)安(an)(an)(an)全組(zu)策略或(huo)系(xi)(xi)統自(zi)帶防(fang)(fang)火墻功能,限制(zhi)(zhi)ECS向外訪問(wen)(outbound)185.149.120.3或(huo)1dnscontrol.com域(yu)名訪問(wen),同時(shi)對ECS、SLB服(fu)(fu)務(wu)(wu)(wu)的(de)(de)(de)其他(ta)端口(例如:445、139、137等(deng)端口)進(jin)行(xing)(xing)內(nei)網(wang)出(chu)入方向的(de)(de)(de)訪問(wen)控制(zhi)(zhi),防(fang)(fang)止暴(bao)露不(bu)必(bi)要的(de)(de)(de)端口,為(wei)黑客(ke)提供利(li)用(yong)(yong)條件(jian)(jian)(jian)(jian)。5.禁止下(xia)(xia)載(zai)安(an)(an)(an)裝非官(guan)方軟(ruan)件(jian)(jian)(jian)(jian)建(jian)議(yi)用(yong)(yong)戶(hu)到(dao)官(guan)網(wang)下(xia)(xia)載(zai)軟(ruan)件(jian)(jian)(jian)(jian)安(an)(an)(an)裝Adobe Flash Player,所(suo)有軟(ruan)件(jian)(jian)(jian)(jian)下(xia)(xia)載(zai)后使用(yong)(yong)防(fang)(fang)病(bing)(bing)毒(du)(du)(du)(du)軟(ruan)件(jian)(jian)(jian)(jian)進(jin)行(xing)(xing)查殺。如有問(wen)題(ti)詢(xun)問(wen),請咨(zi)詢(xun)我(wo)司(si)7*24小時(shi)服(fu)(fu)務(wu)(wu)(wu)熱線:400-808-4000-4。      華云數(shu)據集團有限公司(si)      二零(ling)一(yi)七年十月(yue)

    2018-09-06
  • 日常通告

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    2018-08-14
  • 漏洞預警通知

    漏(lou)洞(dong)(dong)(dong)(dong)預警(jing)(jing)通(tong)(tong)知(zhi)關(guan)于處理“memcached漏(lou)洞(dong)(dong)(dong)(dong)”的緊急(ji)防護(hu)通(tong)(tong)知(zhi)【高(gao)(gao)危事件預警(jing)(jing)】新勒索(suo)病毒Bad Rabbit(壞(huai)兔(tu)子)攻擊預警(jing)(jing)CVE-2017-7494:Samba遠程(cheng)代碼執(zhi)行漏(lou)洞(dong)(dong)(dong)(dong)【漏(lou)洞(dong)(dong)(dong)(dong)預警(jing)(jing)】CVE-2017-1000367:Sudo本地提權漏(lou)洞(dong)(dong)(dong)(dong)【高(gao)(gao)危事件預警(jing)(jing)】Petya 勒索(suo)病毒 安全預警(jing)(jing)【重要(yao)】Windows系(xi)統(tong)曝高(gao)(gao)危漏(lou)洞(dong)(dong)(dong)(dong):Windows系(xi)統(tong)SMB\RDP遠程(cheng)命令執(zhi)行漏(lou)洞(dong)(dong)(dong)(dong)風險(xian)通(tong)(tong)知(zhi)及修(xiu)復指(zhi)引緊急(ji)通(tong)(tong)知(zhi):關(guan)于防范近期(qi)爆發(fa)的WanaCrypt0r 2.0和(he)ONION勒索(suo)軟件病毒預警(jing)(jing)【高(gao)(gao)危漏(lou)洞(dong)(dong)(dong)(dong)預警(jing)(jing)】Oracle發(fa)布多(duo)個(ge)(ge)Java漏(lou)洞(dong)(dong)(dong)(dong)更(geng)新【高(gao)(gao)危漏(lou)洞(dong)(dong)(dong)(dong)預警(jing)(jing)】微(wei)軟“10月周二(er)補丁日”發(fa)布63個(ge)(ge)漏(lou)洞(dong)(dong)(dong)(dong)補丁

    2018-08-14