CVE-2017-5868

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Summary

CVECVE-2017-5868
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-05-26 01:29:00 UTC
Updated2025-04-20 01:37:25 UTC
DescriptionCRLF injection vulnerability in the web interface in OpenVPN Access Server 2.1.4 allows remote attackers to inject arbitrary HTTP headers and consequently conduct session fixation attacks and possibly HTTP response splitting attacks via "%0A" characters in the PATH_INFO to __session_start__/.

Risk And Classification

Primary CVSS: v3.0 6.1 MEDIUM from [email protected]

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Problem Types: CWE-93 | n/a

VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary6.1MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
2.0[email protected]Primary4.3AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None

AV:N/AC:M/Au:N/C:N/I:P/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Openvpn Openvpn Access Server 2.1.4 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
oss-security - [CVE-2017-5868] OpenVPN Access Server : CRLF injection with Session fixation af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Exploit, Mailing List, Third Party Advisory
[CVE-2017-5868] OpenVPN Access Server : CRLF injection with Session fixation - Sysdream af854a3a-2127-422b-91ae-364da2661108 sysdream.com Exploit, Mitigation, Third Party Advisory
OpenVPN Access Server Input Validation Flaw Lets Remote Users Conduct Session Fixation Attacks to Hijack a Target User's Session - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com Third Party Advisory, VDB Entry
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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