cqrenet/mxids
3
0
Fork 0
Code Pull Requests 10 Actions Releases Activity

Escape special characters in the LDAP query string.

Browse Source
This commit is contained in:
Anatoliy Sablin
2020-08-02 16:05:54 +03:00
parent 9fba20475b
commit 08db73e55b
1 changed files with 16 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
src/main/java/io/kamax/mxisd/backend/ldap/LdapAuthProvider.java
View File

@@ -54,6 +54,8 @@ public class LdapAuthProvider extends LdapBackend implements AuthenticatorProvid
private transient final Logger log = LoggerFactory.getLogger(LdapAuthProvider.class);
public static final char[] CHARACTERS_TO_ESCAPE = ",#+<>;\"=*\\\\".toCharArray();
private PhoneNumberUtil phoneUtil = PhoneNumberUtil.getInstance();
public LdapAuthProvider(LdapConfig cfg, MatrixConfig mxCfg) {
@@ -94,7 +96,8 @@ public class LdapAuthProvider extends LdapBackend implements AuthenticatorProvid
return BackendAuthResult.failure();
}
String userFilter = "(" + getUidAtt() + "=" + userFilterValue + ")";
String filteredValue = escape(userFilterValue);
String userFilter = "(" + getUidAtt() + "=" + filteredValue + ")";
userFilter = buildWithFilter(userFilter, getCfg().getAuth().getFilter());
Set<String> attributes = new HashSet<>();
@@ -167,4 +170,16 @@ public class LdapAuthProvider extends LdapBackend implements AuthenticatorProvid
}
}
private String escape(String raw) {
StringBuilder sb = new StringBuilder();
boolean escape;
for (char c : raw.toCharArray()) {
escape = false;
for (int i = 0; i < CHARACTERS_TO_ESCAPE.length && !escape; i++) {
escape = CHARACTERS_TO_ESCAPE[i] == c;
}
sb.append(escape ? "\\" + c : c);
}
return sb.toString();
}
}