CVE-2017-16875

Current Description

An issue was discovered in Teluu pjproject (pjlib and pjlib-util) in PJSIP before 2.7.1. The ioqueue component may issue a double key unregistration after an attacker initiates a socket connection with specific settings and sequences. Such double key unregistration will trigger an integer overflow, which may cause ioqueue backends to reject future key registrations.

Basic Data

PublishedNovember 17, 2017
Last ModifiedOctober 03, 2019
Assignercve@mitre.org
Data TypeCVE
Data FormatMITRE
Data Version4.0
Problem TypeNVD-CWE-noinfo
CVE Data Version4.0

Base Metric V2

CVSS 2 - Version2.0
CVSS 2 - Vector StringAV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS 2 - Access VectorNETWORK
CVSS 2 - Access ComplexityLOW
CVSS 2 - AuthenticationNONE
CVSS 2 - Confidentiality ImpactNONE
CVSS 2 - Availability ImpactPARTIAL
CVSS 2 - Base Score5.0
SeverityMEDIUM
Exploitability Score10.0
Impact Score2.9
Obtain All Privilegefalse
Obtain User Privilegefalse
Obtain Other Privilegefalse

Base Metric V3

CVSS 3 - Version3.0
CVSS 3 - Vector StringCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 3 - Attack VectorNETWORK
CVSS 3 - Attack ComplexityLOW
CVSS 3 - Privileges RequiredNONE
CVSS 3 - User InteractionNONE
CVSS 3 - ScopeUNCHANGED
CVSS 3 - Confidentiality ImpactNONE
CVSS 3 - Integrity ImpactNONE
CVSS 3 - Availability ImpactHIGH
CVSS 3 - Base Score7.5
CVSS 3 - Base SeverityHIGH
Exploitability Score3.9
Base SeverityHIGH

Configurations

  • OR - Configuration 1
    Cpe VersionPartVendorProductVersionUpdateEditionLanguageSW EditionTarget SWTarget HWOtherVersion Start IncludingVersion End IncludingVersion Start ExcludingVersion End Excluding
    2.3ApplicationPjsipPjsip********2.7.1

Vulnerable Software List

VendorProductVersions
Pjsip Pjsip *

References

NameSourceURLTags
https://trac.pjsip.org/repos/milestone/release-2.7.1https://trac.pjsip.org/repos/milestone/release-2.7.1CONFIRMRelease Notes Vendor Advisory
https://trac.pjsip.org/repos/ticket/2055https://trac.pjsip.org/repos/ticket/2055CONFIRMVendor Advisory
DSA-4170https://www.debian.org/security/2018/dsa-4170DEBIAN