What’s Vulnerable › Vulnerabilities

CVE-2009-3898

• Severity: medium (CVSS 4.9 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 15.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2009-11-24 · updated 2026-06-16
• Weakness: CWE-22

Description

Directory traversal vulnerability in src/http/modules/ngx_http_dav_module.c in nginx (aka Engine X) before 0.7.63, and 0.8.x before 0.8.17, allows remote authenticated users to create or overwrite arbitrary files via a .. (dot dot) in the Destination HTTP header for the WebDAV (1) COPY or (2) MOVE method.

Affected products

• nginx: through 0.7.62; 0.1.0, 0.1.1, 0.1.2, 0.1.3, 0.1.4, 0.1.5 (+277)
• nginx: 0.6.1516

References

• http://archives.neohapsis.com/archives/fulldisclosure/2009-09/0379.html
• http://marc.info/?l=oss-security&m=125897327321676&w=2
• http://marc.info/?l=oss-security&m=125897425223039&w=2
• http://marc.info/?l=oss-security&m=125900327409842&w=2
• http://secunia.com/advisories/36818
• http://secunia.com/advisories/48577
• http://security.gentoo.org/glsa/glsa-201203-22.xml
• http://www.openwall.com/lists/oss-security/2009/11/20/1
• http://www.openwall.com/lists/oss-security/2009/11/23/10
• http://archives.neohapsis.com/archives/fulldisclosure/2009-09/0379.html
• http://marc.info/?l=oss-security&m=125897327321676&w=2
• http://marc.info/?l=oss-security&m=125897425223039&w=2

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