CVE-2009-0692 describes a stack-based buffer overflow in the ISC DHCP dhclient, affecting versions 4.1 before 4.1.0p1, 4.0 before 4.0.1p1, 3.1 before 3.1.2p1, 3.0, and 2.0. This critical vulnerability, rated 10.0 CVSS, allows remote DHCP servers to execute arbitrary code with complete confidentiality, integrity, and availability impact through a crafted subnet-mask option. While not listed on the KEV catalog, a Proof-of-Concept exploit is publicly available on ExploitDB, and the vulnerability has garnered significant community discussion and media coverage, including its presence in Avaya VoIP phones.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2.0CPE matchmatch criteria | cpe:2.3:a:isc:dhcp:2.0:*:*:*:*:*:*:* | ||
3.0CPE matchmatch criteria | cpe:2.3:a:isc:dhcp:3.0:*:*:*:*:*:*:* | ||
3.1CPE matchmatch criteria | cpe:2.3:a:isc:dhcp:3.1:*:*:*:*:*:*:* | ||
4.0CPE matchmatch criteria | cpe:2.3:a:isc:dhcp:4.0:*:*:*:*:*:*:* | ||
4.1.0CPE matchmatch criteria | cpe:2.3:a:isc:dhcp:4.1.0:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:C/I:C/A:C
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.