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CVE-2011-1930

Date: November 13, 2019

In klibc 1.5.20 and 1.5.21, the DHCP options written by ipconfig to /tmp/net-$DEVICE.conf are not properly escaped. This may allow a remote attacker to send a specially crafted DHCP reply which could execute arbitrary code with the privileges of any process which sources DHCP options.

Language: C

Severity Score

Related Resources (7)

https://nvd.nist.gov/vuln/detail/CVE-2011-1930
https://access.redhat.com/security/cve/cve-2011-1930
http://www.openwall.com/lists/oss-security/2012/05/22/12
http://www.securityfocus.com/bid/47924
https://security-tracker.debian.org/tracker/CVE-2011-1930
http://security.gentoo.org/glsa/glsa-201309-21.xml
https://www.mend.io/vulnerability-database/CVE-2011-1930

Severity Score

CVSS v3.1

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

CVSS v2

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

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