Domain Technologie Control (DTC) before 0.32.9 does not require authentication for (1) admin/bw_per_month.php and (2) client/bw_per_month.php, which allows remote attackers to obtain potentially sensitive bandwidth information via a direct request.

References

• https://nvd.nist.gov/vuln/detail/CVE-2011-0435
• https://exchange.xforce.ibmcloud.com/vulnerabilities/65896
• http://git.gplhost.com/gitweb/?p=dtc.git;a=commit;h=89da9c519b04cda1b23e6290d2b0a6cea1bae31e
• http://git.gplhost.com/gitweb/?p=dtc.git;a=commit;h=e94e8b9cc354bfcaeb284d5331b815256bb46162
• http://packages.debian.org/changelogs/pool/main/d/dtc/dtc_0.29.17-1+lenny1/changelog
• http://packages.debian.org/changelogs/pool/main/d/dtc/dtc_0.32.10-1/changelog
• http://secunia.com/advisories/43523
• http://www.debian.org/security/2011/dsa-2179
• http://www.gplhost.sg/lists/dtcannounce/msg00025.html
• http://www.vupen.com/english/advisories/2011/0556