VDB-59645 · CVE-2011-4315 · ID 4268

nginx up to 0.8.9 memory corruption

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.1	$0-$5k	0.00

Summaryinfo

A vulnerability was found in nginx up to 0.8.9. It has been classified as critical. This vulnerability affects unknown code. The manipulation leads to memory corruption. This vulnerability is referenced as CVE-2011-4315. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, has been found in nginx up to 0.8.9 (Web Server). This issue affects an unknown code block. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is availability. The summary by CVE is:

Heap-based buffer overflow in compression-pointer processing in core/ngx_resolver.c in nginx before 1.0.10 allows remote resolvers to cause a denial of service (daemon crash) or possibly have unspecified other impact via a long response.

The weakness was published 12/08/2011 (Website). The advisory is shared at lists.fedoraproject.org. The identification of this vulnerability is CVE-2011-4315. 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 74524 (openSUSE Security Update : nginx-1.0 (openSUSE-2011-48)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165280 (SUSE Security Update for VUL-0: nginx: Heap Overflow (openSUSE-SU-2012:0237-1)).

Upgrading to version 0.8.10 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (71355), Tenable (74524), SecurityFocus (BID 50710†) and Vulnerability Center (SBV-33933†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Web Server

Name

nginx

Version

License

open-source

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: Memory corruption
CWE: CWE-119
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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Nessus ID: 74524
Nessus Name: openSUSE Security Update : nginx-1.0 (openSUSE-2011-48)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 864065
OpenVAS Name: Fedora Update for nginx FEDORA-2011-16075
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: nginx 0.8.10

Timelineinfo

11/04/2011 🔍
11/17/2011 +13 days 🔍
11/28/2011 +11 days 🔍
12/08/2011 +10 days 🔍
12/08/2011 +0 days 🔍
06/13/2014 +918 days 🔍
03/23/2015 +283 days 🔍
01/05/2025 +3576 days 🔍

Sourcesinfo

Advisory: 4268
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2011-4315 (🔍)
GCVE (CVE): GCVE-0-2011-4315
GCVE (VulDB): GCVE-100-59645
X-Force: 71355
SecurityFocus: 50710
Secunia: 47097
Vulnerability Center: 33933 - nginx \x3C 1.0.10 Remote Heap-Based Buffer Overflow in DNS Resolver via a Large Message, High

Entryinfo

Created: 03/23/2015 16:50
Updated: 01/05/2025 20:15
Changes: 03/23/2015 16:50 (57), 04/05/2017 14:54 (7), 11/28/2021 08:31 (6), 11/28/2021 08:35 (1), 01/05/2025 20:15 (22)
Complete: 🔍
Cache ID: 216:3ED:103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.