PBCS Project-based Calendaring System 0.7.1 File Upload access control

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
9.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in PBCS Project-based Calendaring System 0.7.1. This affects an unknown function of the component File Upload. Such manipulation leads to access control. This vulnerability is referenced as CVE-2008-2216. Furthermore, an exploit is available.

Detailsinfo

A vulnerability was found in PBCS Project-based Calendaring System 0.7.1 (Project Management Software). It has been rated as critical. Affected by this issue is some unknown functionality of the component File Upload. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Unrestricted file upload vulnerability in src/yopy_upload.php in Project-Based Calendaring System (PBCS) 0.7.1 allows remote authenticated users to upload arbitrary files to tmp/uploads.

The weakness was published 05/14/2008 by GoLd_M (Website). The advisory is shared for download at milw0rm.com. This vulnerability is handled as CVE-2008-2216 since 05/14/2008. The exploitation is known to be easy. The attack may be launched remotely. A simple authentication is required for exploitation. Technical details are unknown but a public exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

A public exploit has been developed by GoLd_M and been published even before and not after the advisory. The exploit is available at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 14 days. During that time the estimated underground price was around $0-$5k.

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 (42105), Exploit-DB (5523) and SecurityFocus (BID 28991†). Similar entry is available at VDB-42379. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.9
VulDB Meta Temp Score: 9.4

VulDB Base Score: 9.9
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: GoLd_M
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/30/2008 🔍
04/30/2008 +0 days 🔍
04/30/2008 +0 days 🔍
05/14/2008 +14 days 🔍
05/14/2008 +0 days 🔍
05/14/2008 +0 days 🔍
03/16/2015 +2497 days 🔍
10/21/2024 +3507 days 🔍

Sourcesinfo

Advisory: milw0rm.com⛔
Researcher: GoLd_M
Status: Confirmed

CVE: CVE-2008-2216 (🔍)
GCVE (CVE): GCVE-0-2008-2216
GCVE (VulDB): GCVE-100-42380
X-Force: 42105 - Project Based Calendaring System (PBCS) yopy_upload.php file upload
SecurityFocus: 28991 - PBCS Multiple Input Validation Vulnerabilities

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

Entryinfo

Created: 03/16/2015 17:00
Updated: 10/21/2024 08:26
Changes: 03/16/2015 17:00 (50), 11/19/2017 10:08 (14), 10/21/2024 08:26 (22)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to know what is going to be exploited?

We predict KEV entries!