CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.3 | $0-$5k | 0.00 |
A vulnerability, which was classified as problematic, has been found in Apache Tomcat (Application Server Software). This issue affects an unknown function. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability. The summary by CVE is:
Apache Tomcat 7.0.0 through 7.0.6 and 6.0.0 through 6.0.30 does not enforce the maxHttpHeaderSize limit for requests involving the NIO HTTP connector, which allows remote attackers to cause a denial of service (OutOfMemoryError) via a crafted request.
The weakness was released 02/03/2011 (Website). The advisory is shared at tomcat.apache.org. The identification of this vulnerability is CVE-2011-0534. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.
The vulnerability scanner Nessus provides a plugin with the ID 51987 (Apache Tomcat < 6.0.32 / 7.0.8 NIO Connector DoS), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Web Servers. The commercial vulnerability scanner Qualys is able to test this issue with plugin 119742 (Solaris Apache Tomcat Multiple Vulnerabilities).
A possible mitigation has been published immediately after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at X-Force (65162) and Tenable (51987). Entry connected to this vulnerability is available at 55556.
Product
Type
Vendor
Name
Version
- 6.0.0
- 6.0.1
- 6.0.2
- 6.0.3
- 6.0.4
- 6.0.5
- 6.0.6
- 6.0.7
- 6.0.8
- 6.0.9
- 6.0.10
- 6.0.11
- 6.0.12
- 6.0.13
- 6.0.14
- 6.0.15
- 6.0.16
- 6.0.17
- 6.0.18
- 6.0.19
- 6.0.20
- 6.0.24
- 6.0.26
- 6.0.27
- 6.0.28
- 6.0.29
- 6.0.30
- 7.0.0
- 7.0.1
- 7.0.2
- 7.0.3
- 7.0.4
- 7.0.5
- 7.0.6
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.3VulDB Meta Temp Score: 5.3
VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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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: 🔍
NVD Base Score: 🔍
Exploiting
Class: Resource managementCWE: CWE-399 / CWE-404
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 51987
Nessus Name: Apache Tomcat < 6.0.32 / 7.0.8 NIO Connector DoS
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
OpenVAS ID: 68994
OpenVAS Name: Debian Security Advisory DSA 2160-1 (tomcat6)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Timeline
01/20/2011 🔍02/03/2011 🔍
02/03/2011 🔍
02/03/2011 🔍
02/03/2011 🔍
02/07/2011 🔍
02/10/2011 🔍
02/13/2011 🔍
02/15/2011 🔍
03/20/2015 🔍
10/16/2021 🔍
Sources
Vendor: apache.orgAdvisory: dsa-2160
Status: Not defined
Confirmation: 🔍
CVE: CVE-2011-0534 (🔍)
OVAL: 🔍
X-Force: 65162
Vulnerability Center: 29743 - Apache Tomcat Remote DoS Vulnerability via a Crafted Request, High
SecurityFocus: 46164 - Apache Tomcat NIO Connector Denial of Service Vulnerability
Secunia: 43194
OSVDB: 70809 - Apache Tomcat NIO HTTP Connector Request Line Processing DoS
See also: 🔍
Entry
Created: 03/20/2015 16:16Updated: 10/16/2021 17:47
Changes: 03/20/2015 16:16 (64), 03/15/2017 12:43 (9), 10/16/2021 17:32 (6), 10/16/2021 17:39 (1), 10/16/2021 17:47 (2)
Complete: 🔍
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