Vulnerability Description
In klibc 1.5.20 and 1.5.21, the DHCP options written by ipconfig to /tmp/net-$DEVICE.conf are not properly escaped. This may allow a remote attacker to send a specially crafted DHCP reply which could execute arbitrary code with the privileges of any process which sources DHCP options.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Klibc Project | Klibc | < 1.5.25 |
| Debian | Debian Linux | 8.0 |
References
- http://security.gentoo.org/glsa/glsa-201309-21.xmlThird Party Advisory
- http://www.openwall.com/lists/oss-security/2012/05/22/12Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/47924Third Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/cve-2011-1930Not ApplicableThird Party Advisory
- https://security-tracker.debian.org/tracker/CVE-2011-1930Third Party Advisory
- http://security.gentoo.org/glsa/glsa-201309-21.xmlThird Party Advisory
- http://www.openwall.com/lists/oss-security/2012/05/22/12Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/47924Third Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/cve-2011-1930Not ApplicableThird Party Advisory
- https://security-tracker.debian.org/tracker/CVE-2011-1930Third Party Advisory
FAQ
What is CVE-2011-1930?
CVE-2011-1930 is a vulnerability with a CVSS score of 9.8 (CRITICAL). In klibc 1.5.20 and 1.5.21, the DHCP options written by ipconfig to /tmp/net-$DEVICE.conf are not properly escaped. This may allow a remote attacker to send a specially crafted DHCP reply which could ...
How severe is CVE-2011-1930?
CVE-2011-1930 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2011-1930?
Check the references section above for vendor advisories and patch information. Affected products include: Klibc Project Klibc, Debian Debian Linux.