Crosswind Cyberscheduler 2.1 websyncd websync.exe tzs memory corruption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
9.4 | $0-$5k | 0.00 |
A vulnerability was found in Crosswind Cyberscheduler 2.1. It has been declared as very critical. This vulnerability affects an unknown function of the file websync.exe of the component websyncd. The manipulation of the argument tzs
with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:
Buffer overflow in websync.exe in Cyberscheduler allows remote attackers to execute arbitrary commands via a long tzs (timezone) parameter.
The bug was discovered 04/18/2001. The weakness was shared 07/02/2001 (Website). The advisory is available at marc.info. This vulnerability was named CVE-2001-0464. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 06/03/2019).
A public exploit has been developed in ANSI C. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 75 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 vulnerability database at X-Force (6401).
Product
Vendor
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 10.0VulDB Meta Temp Score: 9.4
VulDB Base Score: 10.0
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Memory corruptionCWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
04/17/2001 🔍04/17/2001 🔍
04/18/2001 🔍
07/02/2001 🔍
07/02/2001 🔍
12/15/2004 🔍
07/07/2014 🔍
06/03/2019 🔍
Sources
Advisory: marc.infoStatus: Not defined
CVE: CVE-2001-0464 (🔍)
X-Force: 6401
Vulnerability Center: 6505 - Buffer Overflow in CrossWind CyberScheduler 2.1 via websync.exe, Critical
SecurityFocus: 2628 - CrossWind CyberScheduler websyncd remote Buffer Overflow Vulnerability
OSVDB: 11345 - CrossWind - CyberScheduler - websyncd - Remote Buffer Overflow Issue
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 07/07/2014 10:19Updated: 06/03/2019 11:34
Changes: 07/07/2014 10:19 (62), 06/03/2019 11:34 (4)
Complete: 🔍
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