CVE-2022-3647 Redis Crash Report debug.c sigsegvHandler denial of service

2022-10-2100:00:00

CWE-404

VulDB

www.cve.org

1.8 Low

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:A/AC:H/Au:N/C:N/I:N/A:P

3.1 Low

CVSS3

Attack Vector

ADJACENT

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

4.4 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

31.2%

JSON

DISPUTED A vulnerability, which was classified as problematic, was found in Redis up to 6.2.7/7.0.5. Affected is the function sigsegvHandler of the file debug.c of the component Crash Report. The manipulation leads to denial of service. The complexity of an attack is rather high. The exploitability is told to be difficult. The real existence of this vulnerability is still doubted at the moment. Upgrading to version 6.2.8 and 7.0.6 is able to address this issue. The patch is identified as 0bf90d944313919eb8e63d3588bf63a367f020a3. It is recommended to apply a patch to fix this issue. VDB-211962 is the identifier assigned to this vulnerability. NOTE: The vendor claims that this is not a DoS because it applies to the crash logging mechanism which is triggered after a crash has occurred.

CNA Affected

[
  {
    "vendor": "n/a",
    "product": "Redis",
    "versions": [
      {
        "version": "6.2.0",
        "status": "affected"
      },
      {
        "version": "6.2.1",
        "status": "affected"
      },
      {
        "version": "6.2.2",
        "status": "affected"
      },
      {
        "version": "6.2.3",
        "status": "affected"
      },
      {
        "version": "6.2.4",
        "status": "affected"
      },
      {
        "version": "6.2.5",
        "status": "affected"
      },
      {
        "version": "6.2.6",
        "status": "affected"
      },
      {
        "version": "6.2.7",
        "status": "affected"
      },
      {
        "version": "7.0.0",
        "status": "affected"
      },
      {
        "version": "7.0.1",
        "status": "affected"
      },
      {
        "version": "7.0.2",
        "status": "affected"
      },
      {
        "version": "7.0.3",
        "status": "affected"
      },
      {
        "version": "7.0.4",
        "status": "affected"
      },
      {
        "version": "7.0.5",
        "status": "affected"
      }
    ],
    "modules": [
      "Crash Report"
    ]
  }
]