Zope ZODB up to 3.9.7 accept race condition

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Zope ZODB. Affected is the function Accept. Performing a manipulation results in race condition. This vulnerability is identified as CVE-2010-3495. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Zope ZODB (Application Server Software). It has been classified as problematic. This affects the function accept. The manipulation with an unknown input leads to a race condition vulnerability. CWE is classifying the issue as CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. This is going to have an impact on availability. The summary by CVE is:

Race condition in ZEO/StorageServer.py in Zope Object Database (ZODB) before 3.10.0 allows remote attackers to cause a denial of service (daemon outage) by establishing and then immediately closing a TCP connection, leading to the accept function having an unexpected return value of None, an unexpected value of None for the address, or an ECONNABORTED, EAGAIN, or EWOULDBLOCK error, a related issue to CVE-2010-3492.

The weakness was released 10/19/2010 (Website). It is possible to read the advisory at bugs.python.org. This vulnerability is uniquely identified as CVE-2010-3495 since 09/24/2010. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 3.9.0b3 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (62384), SecurityFocus (BID 43916†), Secunia (SA41755†) and Vulnerability Center (SBV-53290†). Entries connected to this vulnerability are available at VDB-55130, VDB-55128 and VDB-55122. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Race condition
CWE: CWE-362
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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OpenVAS ID: 800185
OpenVAS Name: Zope Object Database ZEO Server Denial of Service Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: ZODB 3.9.0b3

Timelineinfo

09/24/2010 🔍
10/08/2010 +14 days 🔍
10/11/2010 +3 days 🔍
10/19/2010 +8 days 🔍
10/19/2010 +0 days 🔍
03/19/2015 +1612 days 🔍
10/07/2015 +202 days 🔍
02/03/2018 +850 days 🔍

Sourcesinfo

Advisory: bugs.python.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2010-3495 (🔍)
GCVE (CVE): GCVE-0-2010-3495
GCVE (VulDB): GCVE-100-55131
X-Force: 62384
SecurityFocus: 43916
Secunia: 41755 - Zope Object Database ZEO Server Denial of Service, Less Critical
Vulnerability Center: 53290 - Zope ZODB <3.10.0 Remote DoS due to a Race Condition Issue in StorageServer.py, Medium

See also: 🔍

Entryinfo

Created: 03/19/2015 14:37
Updated: 02/03/2018 19:35
Changes: 03/19/2015 14:37 (56), 02/03/2018 19:35 (10)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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