CVE-2017-5522

Stack-based buffer overflow in MapServer before 6.0.6, 6.2.x before 6.2.4, 6.4.x before 6.4.5,...

9.8 CriticalFix available

Stack-based buffer overflow in MapServer before 6.0.6, 6.2.x before 6.2.4, 6.4.x before 6.4.5, and 7.0.x before 7.0.4 allows remote attackers to cause a denial of service (crash) or execute arbitrary code via vectors involving WFS get feature requests.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

4.76%Up 0.3 points since Apr 14, 2021

What each source reports

NVD Score used 9.8

Record: CVE-2017-5522
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness: CWE-119
Updated: 2026-11-02

CVE List No score

Record: CVE-2017-5522
Updated: 2026-11-02

EUVDEUVD-2017-14626 No score

Record: EUVD-2017-14626
Updated: 2026-11-03

GitHub AdvisoriesGHSA-959f-7f6r-rgh6 9.8

Stack-based buffer overflow in MapServer before 6.0.6, 6.2.x before 6.2.4, 6.4.x before 6.4.5,...

Record: GHSA-959f-7f6r-rgh6
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-119
Updated: 2026-11-02

OSV 9.8

Record: CVE-2017-5522
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVDEBIAN-CVE-2017-5522 9.8

Record: DEBIAN-CVE-2017-5522
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVUBUNTU-CVE-2017-5522 9.8

Record: UBUNTU-CVE-2017-5522
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`mapserver` Debian:12	before 7.0.4-1	7.0.4-1
`mapserver` Debian:13	before 7.0.4-1	7.0.4-1
`mapserver` Debian:14	before 7.0.4-1	7.0.4-1
`mapserver` Debian:7	before 6.0.1-3.2+deb7u4, plus listed versions 6.0.1-3.26.0.1-3.2+deb7u16.0.1-3.2+deb7u26.0.1-3.2+deb7u3	6.0.1-3.2+deb7u4
`mapserver` Debian:8	before 6.4.1-5+deb8u3, plus listed versions 6.4.1-56.4.1-5+deb8u16.4.1-5+deb8u2	6.4.1-5+deb8u3
`mapserver` Ubuntu:14.04:LTS	before 6.4.1-2ubuntu0.1, plus listed versions 6.2.1-36.4.0-26.4.0-3build16.4.1-16.4.1-1build16.4.1-2	6.4.1-2ubuntu0.1
`mapserver` Ubuntu:16.04:LTS	before 7.0.0-9ubuntu3.1, plus listed versions 7.0.0-4build17.0.0-5ubuntu17.0.0-77.0.0-87.0.0-8build1 Show 4 moreShow less 7.0.0-97.0.0-9ubuntu17.0.0-9ubuntu27.0.0-9ubuntu3	7.0.0-9ubuntu3.1

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2017-5522 is a critical vulnerability (CVSS 9.8) in Osgeo Mapserver, published January 19, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.76%, the 91st percentile. Fixed in mapserver 7.0.4-1.

References

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