VDB-58151 · CVE-2011-2975 · ID 3939

UMN MapServer up to 6.0.0 mapsymbol.c msAddImageSymbol resource management

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.
6.6	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in UMN MapServer. Impacted is the function msAddImageSymbol of the file mapsymbol.c. The manipulation leads to resource management. This vulnerability is documented as CVE-2011-2975. Additionally, an exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in UMN MapServer. This issue affects the function msAddImageSymbol of the file mapsymbol.c. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Double free vulnerability in the msAddImageSymbol function in mapsymbol.c in MapServer before 6.0.1 might allow remote attackers to cause a denial of service (application crash) or have unspecified other impact via crafted mapfile data.

The weakness was released 08/01/2011 (Website). It is possible to read the advisory at trac.osgeo.org. The identification of this vulnerability is CVE-2011-2975 since 08/01/2011. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known.

The exploit is available at exploit-db.com. It is declared as proof-of-concept.

Upgrading to version 5.0.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Exploit-DB (36092). Entries connected to this vulnerability are available at VDB-58148 and VDB-58147. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

MapServer

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: MapServer 5.0.0

Timelineinfo

08/01/2011 🔍
08/01/2011 +0 days 🔍
08/01/2011 +0 days 🔍
03/23/2015 +1330 days 🔍
03/07/2025 +3637 days 🔍

Sourcesinfo

Advisory: 3939
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2011-2975 (🔍)
GCVE (CVE): GCVE-0-2011-2975
GCVE (VulDB): GCVE-100-58151
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 03/07/2025 08:47
Changes: 03/23/2015 16:50 (49), 02/10/2019 11:01 (2), 11/15/2021 21:08 (3), 03/07/2025 08:47 (25)
Complete: 🔍
Cache ID: 216:CAA:103