An XSS vulnerability exists in the Webmail component of Zimbra Collaboration Suite before 8.8.15 Patch 11. It allows an attacker to inject executable JavaScript into the account name of a user's profile. The injected code can be reflected and executed when changing an e-mail signature.
[
{
"signature_type": "Function",
"deprecated": false,
"signature_version": "v1",
"target": {
"file": "store/src/java/com/zimbra/cs/account/ldap/LdapProvisioning.java",
"function": "updateLastLogon"
},
"source": "https://github.com/zimbra/zm-mailbox/commit/d30e647f21ecef5490f21facf2e06e228b44a36e",
"digest": {
"length": 461.0,
"function_hash": "130804680382483964301386928646396783356"
},
"id": "CVE-2020-13653-4314dc38"
},
{
"signature_type": "Line",
"deprecated": false,
"signature_version": "v1",
"target": {
"file": "store/src/java/com/zimbra/cs/account/ldap/LdapProvisioning.java"
},
"source": "https://github.com/zimbra/zm-mailbox/commit/d30e647f21ecef5490f21facf2e06e228b44a36e",
"digest": {
"line_hashes": [
"35532726304441886843822597725517922529",
"86869606749296562789619135716824747966",
"329209388892522800440224682947664957145",
"301198994465565842404478996247629867721",
"249110717571679374632676844697594286961",
"165150619554600532748713227738510509377",
"135793442757343879754509969633552703576",
"99023990949396355242231588957425096724"
],
"threshold": 0.9
},
"id": "CVE-2020-13653-96c6e311"
}
]