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CVE-2015-3245

Date: August 11, 2015

Incomplete blacklist vulnerability in the chfn function in libuser before 0.56.13-8 and 0.60 before 0.60-7, as used in the userhelper program in the usermode package, allows local users to cause a denial of service (/etc/passwd corruption) via a newline character in the GECOS field.

Severity Score

Related Resources (14)

https://www.exploit-db.com/exploits/44633/
https://access.redhat.com/security/cve/CVE-2015-3245
https://people.canonical.com/~ubuntu-security/cve/CVE-2015-3245
http://rhn.redhat.com/errata/RHSA-2015-1482.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-August/163044.html
https://security-tracker.debian.org/tracker/CVE-2015-3245
http://www.securityfocus.com/bid/76021
https://www.qualys.com/2015/07/23/cve-2015-3245-cve-2015-3246/cve-2015-3245-cve-2015-3246.txt
http://rhn.redhat.com/errata/RHSA-2015-1483.html
https://nvd.nist.gov/vuln/detail/CVE-2015-3245
https://access.redhat.com/articles/1537873
http://www.securitytracker.com/id/1033040
http://lists.fedoraproject.org/pipermail/package-announce/2015-July/162947.html
https://www.mend.io/vulnerability-database/CVE-2015-3245

Severity Score

Weakness Type (CWE)

Improper Input Validation

CWE-20

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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