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cvelistDellCVELIST:CVE-2018-15756
HistoryOct 16, 2018 - 12:00 a.m.

CVE-2018-15756 DoS Attack via Range Requests

2018-10-1600:00:00
dell
www.cve.org

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

8.2 High

AI Score

Confidence

High

0.004 Low

EPSS

Percentile

75.2%

Spring Framework, version 5.1, versions 5.0.x prior to 5.0.10, versions 4.3.x prior to 4.3.20, and older unsupported versions on the 4.2.x branch provide support for range requests when serving static resources through the ResourceHttpRequestHandler, or starting in 5.0 when an annotated controller returns an org.springframework.core.io.Resource. A malicious user (or attacker) can add a range header with a high number of ranges, or with wide ranges that overlap, or both, for a denial of service attack. This vulnerability affects applications that depend on either spring-webmvc or spring-webflux. Such applications must also have a registration for serving static resources (e.g. JS, CSS, images, and others), or have an annotated controller that returns an org.springframework.core.io.Resource. Spring Boot applications that depend on spring-boot-starter-web or spring-boot-starter-webflux are ready to serve static resources out of the box and are therefore vulnerable.

CNA Affected

[
  {
    "product": "Spring framework",
    "vendor": "Pivotal",
    "versions": [
      {
        "status": "affected",
        "version": "5.1"
      },
      {
        "lessThanOrEqual": "5.0.9",
        "status": "affected",
        "version": "5.0.0",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "4.3.19",
        "status": "affected",
        "version": "4.3",
        "versionType": "custom"
      }
    ]
  }
]

References

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

8.2 High

AI Score

Confidence

High

0.004 Low

EPSS

Percentile

75.2%