Tor before 0.2.1.29 and 0.2.2.x before 0.2.2.21-alpha does not properly check the amount of compression in zlib-compressed data, which allows remote attackers to cause a denial of service via a large compression factor.
                
            Metrics
No CVSS v4.0
No CVSS v3.1
No CVSS v3.0
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
The EPSS score is 0.02346.
Key SSVC decision points have not yet been added.
Affected Vendors & Products
| Vendors | Products | 
|---|---|
| Tor | 
                        
  | 
                
Configuration 1 [-]
                        
                        
  | 
                
No data.
No data.
Advisories
    | Source | ID | Title | 
|---|---|---|
  EUVD | 
                EUVD-2011-0041 | Tor before 0.2.1.29 and 0.2.2.x before 0.2.2.21-alpha does not properly check the amount of compression in zlib-compressed data, which allows remote attackers to cause a denial of service via a large compression factor. | 
Fixes
    Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
        History
                    No history.
Status: PUBLISHED
Assigner: redhat
Published:
Updated: 2024-08-06T21:36:02.354Z
Reserved: 2010-12-07T00:00:00
Link: CVE-2011-0015
No data.
Status : Deferred
Published: 2011-01-19T12:00:06.623
Modified: 2025-04-11T00:51:21.963
Link: CVE-2011-0015
No data.
                        OpenCVE Enrichment
                    No data.
 EUVD