Jax Guestbook 3.5.0 guestbook.admin.php improper authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Jax Guestbook 3.5.0. It has been rated as problematic. Impacted is an unknown function of the file guestbook.admin.php. This manipulation causes improper authentication. This vulnerability is handled as CVE-2009-4447. Additionally, an exploit exists.

Detailsinfo

A vulnerability has been found in Jax Guestbook 3.5.0 and classified as critical. Affected by this vulnerability is an unknown function of the file guestbook.admin.php. The manipulation with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Jax Guestbook 3.5.0 allows remote attackers to bypass authentication and modify administrator settings via a direct request to admin/guestbook.admin.php.

The weakness was released 12/24/2009 (Website). It is possible to read the advisory at exploit-db.com. This vulnerability is known as CVE-2009-4447 since 12/29/2009. 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.

A public exploit has been developed by Sora and been published immediately after the advisory. It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. By approaching the search of inurl:guestbook.admin.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (55077), Exploit-DB (10626), SecurityFocus (BID 37466†), OSVDB (61299†) and Secunia (SA37921†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.9

VulDB Base Score: 7.3
VulDB Temp Score: 6.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Sora
Download: 🔍
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Timelineinfo

12/24/2009 🔍
12/24/2009 +0 days 🔍
12/24/2009 +0 days 🔍
12/24/2009 +0 days 🔍
12/24/2009 +0 days 🔍
12/24/2009 +0 days 🔍
12/29/2009 +4 days 🔍
12/29/2009 +0 days 🔍
03/18/2015 +1905 days 🔍
06/08/2025 +3735 days 🔍

Sourcesinfo

Advisory: exploit-db.com
Status: Confirmed

CVE: CVE-2009-4447 (🔍)
GCVE (CVE): GCVE-0-2009-4447
GCVE (VulDB): GCVE-100-51331
X-Force: 55077
SecurityFocus: 37466 - Jax Guestbook 'guestbook.admin.php' Authentication Bypass Vulnerability
Secunia: 37921 - Jax Guestbook guestbook.admin.php Security Bypass, Moderately Critical
OSVDB: 61299 - Jax Guestbook guestbook.admin.php Direct Request Admin Authentication Bypass

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/18/2015 15:15
Updated: 06/08/2025 05:04
Changes: 03/18/2015 15:15 (46), 08/15/2017 09:29 (19), 06/08/2025 05:04 (16)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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