| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 7.9 | $0-$5k | 0.00 |
Summary
A vulnerability was found in Zend Server 5.6.0. It has been rated as problematic. This affects an unknown part of the component Job Queue. This manipulation of the argument ruleName causes cross site scripting. The attack may be initiated remotely. In addition, an exploit is available. Upgrading the affected component is advised.
Details
A vulnerability has been found in Zend Server 5.6.0 and classified as critical. Affected by this vulnerability is an unknown function of the component Job Queue. The manipulation of the argument ruleName with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-80. The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages. As an impact it is known to affect confidentiality, integrity, and availability.
The bug was discovered 02/22/2012. The weakness was presented 03/10/2012 by Gjoko Krstic (LiquidWorm) with Zero Science Lab (Website). It is possible to read the advisory at zeroscience.mk. The public release was coordinated in cooperation with Zend. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details and also a public exploit are known. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.
A public exploit has been developed by Gjoko Krstic (LiquidWorm) in HTML and been published immediately after the advisory. It is possible to download the exploit at zeroscience.mk. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 15 days. During that time the estimated underground price was around $5k-$25k.
Upgrading to version 5.6.0 SP1 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 X-Force (73941), Exploit-DB (18582), SecurityFocus (BID 52397†) and OSVDB (80615†). See VDB-4960, VDB-4961, VDB-4962 and VDB-4964 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Product
Vendor
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 8.8VulDB Meta Temp Score: 7.9
VulDB Base Score: 8.8
VulDB Temp Score: 7.9
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Cross site scriptingCWE: CWE-80 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍
Physical: No
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Gjoko Krstic (LiquidWorm)
Programming Language: 🔍
Download: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Exploit-DB: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exploit Delay Time: 🔍
Upgrade: Server 5.6.0 SP1
Timeline
02/22/2012 🔍02/23/2012 🔍
02/23/2012 🔍
03/08/2012 🔍
03/10/2012 🔍
03/10/2012 🔍
03/10/2012 🔍
03/12/2012 🔍
03/29/2012 🔍
04/02/2012 🔍
03/23/2019 🔍
Sources
Advisory: zeroscience.mkResearcher: Gjoko Krstic (LiquidWorm)
Organization: Zero Science Lab
Status: Confirmed
Coordinated: 🔍
GCVE (VulDB): GCVE-100-4963
X-Force: 73941 - Zend Server multiple components cross-site scripting, Medium Risk
SecurityFocus: 52397 - Zend Server Multiple HTML Injection Vulnerabilities
OSVDB: 80615
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍
Entry
Created: 04/02/2012 15:27Updated: 03/23/2019 19:59
Changes: 04/02/2012 15:27 (65), 03/23/2019 19:59 (9)
Complete: 🔍
Cache ID: 216:DBE:103
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
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