HOMEVULNERABILITIESCVE-2011-2975
MEDIUMPOC

CVE-2011-2975

CWE-399Published: August 1, 2011· Updated: Jun 16, 2026

6.8
CVSS v3.1

Official Description

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.

NVD Source

Technical Analysis

CVE-2011-2975 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A proof-of-concept (PoC) exploit exists for CVE-2011-2975. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityM
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityP
IntegrityP
AvailabilityP
AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected Vendors & Products

osgeo1 product(s)
mapserver
umn1 product(s)
mapserver
Source: NVD CPE · 28 total CPE entries

Exploit & PoC Resources

POC AVAILABLEProof-of-concept code exists
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttp://lists.osgeo.org/pipermail/mapserver-users/2011-July/069430.html
PATCHhttp://trac.osgeo.org/mapserver/ticket/3939
PATCHhttp://lists.osgeo.org/pipermail/mapserver-users/2011-July/069430.html
PATCHhttp://trac.osgeo.org/mapserver/ticket/3939

All References (4)

→
http://lists.osgeo.org/pipermail/mapserver-users/2011-July/069430.htmlPatch
→
http://trac.osgeo.org/mapserver/ticket/3939Patch
→
http://lists.osgeo.org/pipermail/mapserver-users/2011-July/069430.htmlPatch
→
http://trac.osgeo.org/mapserver/ticket/3939Patch

Quick Facts

CVE IDCVE-2011-2975
CVSS Score6.8 / 10
SeverityMEDIUM
WeaknessCWE-399
CISA KEVNo
ExploitPOC
Affected2 vendor(s)
PublishedAug 1, 2011

Related CVEs (CWE-399)

CVE-2008-0040
10.0
CVE-2008-0728
10.0
CVE-2007-4689
10.0
CVE-2007-5656
10.0
CVE-2007-6044
10.0
CVE-2008-0102
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2011-2975 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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