CVE-2024-32664 Suricata's base64 contains an out of bounds write

2024-05-0714:57:01

CWE-120

CWE-122

GitHub_M

github.com

suricata

network intrusion detection

buffer overflow

cve-2024-32664

security fix

base64_decode

app-layer.protocols.smtp.mime.body-md5

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

AI Score

5.2

Confidence

High

SSVC

Exploitation

none

Automatable

yes

Technical Impact

partial

JSON

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 7.0.5 and 6.0.19, specially crafted traffic or datasets can cause a limited buffer overflow. This vulnerability is fixed in 7.0.5 and 6.0.19. Workarounds include not use rules with base64_decode keyword with bytes option with value 1, 2 or 5 and for 7.0.x, setting app-layer.protocols.smtp.mime.body-md5 to false.

ADP Affected

[
  {
    "cpes": [
      "cpe:2.3:a:oisf:suricata:-:*:*:*:*:*:*:*"
    ],
    "vendor": "oisf",
    "product": "suricata",
    "versions": [
      {
        "status": "affected",
        "version": "6.0.0",
        "versionType": "custom",
        "lessThanOrEqual": "6.0.18"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "cpes": [
      "cpe:2.3:a:oisf:suricata:-:*:*:*:*:*:*:*"
    ],
    "vendor": "oisf",
    "product": "suricata",
    "versions": [
      {
        "status": "affected",
        "version": "7.0.0",
        "versionType": "custom",
        "lessThanOrEqual": "7.0.4"
      }
    ],
    "defaultStatus": "unknown"
  }
]