phpCAS 1.2.2 Service Proxy setCacheTimesForAuthRecheck privileges management

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.
5.7$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in phpCAS 1.2.2. Impacted is the function phpCAS::setCacheTimesForAuthRecheck of the component Service Proxy Handler. This manipulation causes privileges management. This vulnerability is handled as CVE-2012-1104. The attack can be initiated remotely. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in phpCAS 1.2.2. Affected by this vulnerability is the function phpCAS::setCacheTimesForAuthRecheck of the component Service Proxy Handler. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect integrity, and availability. The summary by CVE is:

A Security Bypass vulnerability exists in the phpCAS 1.2.2 library from the jasig project due to the way proxying of services are managed.

The bug was discovered 09/04/2011. The weakness was released 12/05/2019 (Website). The advisory is shared at gitlab.vsb.cz. This vulnerability is known as CVE-2012-1104 since 02/14/2012. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 195 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 58548 (Fedora 16 : php-pear-CAS-1.3.0-2.fc16 (2012-4119)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. 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 Tenable (58548), SecurityFocus (BID 52279†) and OSVDB (79809†). Entry connected to this vulnerability is available at VDB-146702. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 58548
Nessus Name: Fedora 16 : php-pear-CAS-1.3.0-2.fc16 (2012-4119)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 864124
OpenVAS Name: Fedora Update for php-pear-CAS FEDORA-2012-4119
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/04/2011 🔍
02/14/2012 +163 days 🔍
03/04/2012 +19 days 🔍
03/17/2012 +13 days 🔍
04/02/2012 +16 days 🔍
12/05/2019 +2803 days 🔍
12/06/2019 +1 days 🔍
12/06/2019 +0 days 🔍

Sourcesinfo

Advisory: gitlab.vsb.cz
Status: Not defined

CVE: CVE-2012-1104 (🔍)
GCVE (CVE): GCVE-0-2012-1104
GCVE (VulDB): GCVE-100-146701
SecurityFocus: 52279 - phpCAS Proxy Authorization Security Bypass Vulnerability
OSVDB: 79809

See also: 🔍

Entryinfo

Created: 12/06/2019 07:21
Updated: 12/06/2019 07:26
Changes: 12/06/2019 07:21 (44), 12/06/2019 07:26 (31)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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!