Oracle Secure Backup login.php username Remote Code Execution

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability classified as very critical was found in Oracle Secure Backup (Backup Software). Affected by this vulnerability is an unknown code block of the file login.php. The manipulation of the argument username with an unknown input leads to a remote code execution vulnerability. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Unspecified vulnerability in the Oracle Secure Backup component in Oracle Secure Backup allows remote attackers to affect confidentiality, integrity, and availability via unknown vectors. NOTE: the previous information was obtained from the July 2009 Oracle CPU. Oracle has not commented on claims from an independent researcher that this vulnerability allows attackers to bypass authentication via unknown vectors involving the username parameter and login.php.

The weakness was presented 07/14/2009 by ikki with Oracle (Website). The advisory is shared at This vulnerability is known as CVE-2009-1977 since 06/08/2009. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/12/2021).

A public exploit has been developed by ikki in Shell File and been published 3 months after the advisory. It is possible to download the exploit at It is declared as highly functional. We expect the 0-day to have been worth approximately $25k-$100k. By approaching the search of inurl:login.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 40989 (Oracle Secure Backup Administration Server Authentication Bypass), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses. The commercial vulnerability scanner Qualys is able to test this issue with plugin 19500 (Oracle Secure Backup Authentication Bypass and Remote Code Execution Vulnerabilities).

A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (51761), Tenable (40989) and Exploit-DB (9652).







CPE 2.3info

CPE 2.2info


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VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.8

VulDB Base Score: 9.8
VulDB Temp Score: 9.8
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Class: Remote Code Execution
CWE: Unknown

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Author: ikki
Programming Language: 🔍
Download: 🔍
Google Hack: 🔍

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Nessus ID: 40989
Nessus Name: Oracle Secure Backup Administration Server Authentication Bypass
Nessus File: 🔍
Nessus Risk: 🔍
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MetaSploit ID: osb_execqr2.rb
MetaSploit Name: Oracle Secure Backup Authentication Bypass/Command Injection Vulnerability
MetaSploit File: 🔍

D2Sec: Oracle Secure Backup RCE

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Recommended: no mitigation known
Status: 🔍

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06/08/2009 🔍
07/14/2009 +36 days 🔍
07/14/2009 +0 days 🔍
07/14/2009 +0 days 🔍
07/14/2009 +0 days 🔍
07/14/2009 +0 days 🔍
07/15/2009 +0 days 🔍
07/15/2009 +0 days 🔍
07/15/2009 +0 days 🔍
07/15/2009 +0 days 🔍
09/14/2009 +60 days 🔍
09/14/2009 +0 days 🔍
09/14/2009 +0 days 🔍
03/17/2015 +2010 days 🔍
08/12/2021 +2340 days 🔍



Researcher: ikki
Organization: Oracle
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2009-1977 (🔍)
X-Force: 51761
SecurityTracker: 1022565 - Oracle Secure Enterprise Search Bugs Let Remote Users Execute Arbitrary Code
Vulnerability Center: 22884 - [cpujul2009-091332] Oracle Secure Backup 10 - Unspecified Vulnerability, Critical
SecurityFocus: 35672 - Oracle Secure Backup CVE-2009-1977 Remote Authentication Bypass Vulnerability
Secunia: 35776 - Oracle Products Multiple Vulnerabilities, Highly Critical
OSVDB: 55903 - Oracle Secure Backup login.php username Parameter SQL Injection Authentication Bypass
Vupen: ADV-2009-1900

scip Labs:


Created: 03/17/2015 11:38 PM
Updated: 08/12/2021 02:12 PM
Changes: 03/17/2015 11:38 PM (75), 01/29/2018 04:09 PM (26), 08/12/2021 02:12 PM (3)
Complete: 🔍
Cache ID: 3:5B8:40


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