CVE-2021-45956

2021-12-3123:53:34

mitre

github.com

dnsmasq 2.86

heap-based buffer overflow

print_mac

AI Score

7.2

Confidence

Low

EPSS

0.002

Percentile

57.6%

SSVC

Exploitation

none

Automatable

yes

Technical Impact

total

JSON

Dnsmasq 2.86 has a heap-based buffer overflow in print_mac (called from log_packet and dhcp_reply). NOTE: the vendor’s position is that CVE-2021-45951 through CVE-2021-45957 "do not represent real vulnerabilities, to the best of our knowledge.

ADP Affected

[
  {
    "cpes": [
      "cpe:2.3:a:thekelleys:dnsmasq:2.86:*:*:*:*:*:*:*"
    ],
    "vendor": "thekelleys",
    "product": "dnsmasq",
    "versions": [
      {
        "status": "affected",
        "version": "2.86"
      }
    ],
    "defaultStatus": "unknown"
  }
]