CVE-2017-1000248: Redis store Redis-store Deserializes Untrusted Data Vulnerability

CRITICAL
Advisory Identifier: GHSA-2w67-526p-gm73
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CVSS 9.8
CWE-502
Published
Advisory Summary

CVE-2017-1000248 is a CRITICAL (CVSS 9.8) redis-store deserializes untrusted data vulnerability (CWE-502: Deserialization of Untrusted Data) affecting Redis store libraries in the RubyGems ecosystem. The issue involves redis-store deserializes untrusted data. Remediation is available by upgrading affected packages to version 1.4.0.

CVE-2017-1000248 at a Glance

CVE Identifier CVE-2017-1000248
GHSA Identifier GHSA-2w67-526p-gm73
Severity CRITICAL
CVSS v3.1 Base Score 9.8
CWE Classification CWE-502: Deserialization of Untrusted Data
Affected Product Redis store
Package Ecosystem RubyGems
Published Date
Last Updated

Security Impact

CVSS: 9.8

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required None (PR:N)
User Interaction None (UI:N)
Scope Unchanged (S:U)
Confidentiality High (C:H)
Integrity High (I:H)
Availability High (A:H)

How to Fix CVE-2017-1000248

To remediate this vulnerability, upgrade all affected Redis store dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

redis-store fixed: 1.4.0 
Upgrade redis-store to 1.4.0
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

inspect dependencies for redis-store

How to Check if You Are Affected

To determine whether your application is affected by CVE-2017-1000248, inspect your project dependencies for Redis store:

inspect dependencies for redis-store

Analyze the terminal output to locate any version of Redis store in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 1.4.0), your application is affected.

Note: Verify declared build manifests and deployed runtime container environments.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-502: Deserialization of Untrusted Data, where the product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid. In Redis store, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

Redis-store prior to 1.4.0 allows unsafe objects to be loaded from redis

CVE-2017-1000248 Affected Redis store Versions

1 component(s)
Fixed Versions:
1.4.0
Product / Package Ecosystem Affected Versions Fixed Version
redis-store
gem/redis-store
RubyGems
< 1.4.0
1.4.0

References

NVD — CVE-2017-1000248 NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-1000248
Security Fix Commit FIX COMMIT
https://github.com/redis-store/redis-store/commit/ce13252c26fcc40ed4935c9abfeb0ee0761e5704
Security Fix Commit FIX COMMIT
https://github.com/redis-store/redis-store/commit/e0c1398d54a9661c8c70267c3a925ba6b192142e
Redis store Source Repository REPOSITORY
https://github.com/redis-store/redis-store
Redis store Source Repository REPOSITORY
https://github.com/rubysec/ruby-advisory-db/blob/master/gems/redis-store/CVE-2017-1000248.yml

Frequently Asked Questions

What is CVE-2017-1000248?
CVE-2017-1000248 is a security vulnerability in Redis store involving redis-store deserializes untrusted data under CWE-502: Deserialization of Untrusted Data.
Which Redis store versions are affected?
Affected versions include releases prior to 1.4.0 across affected packages: redis-store.
What version fixes CVE-2017-1000248?
Upgrading to 1.4.0 (or the latest patched release for your respective branch) resolves the vulnerability.
Is redis-store affected?
Yes, redis-store is affected in releases prior to 1.4.0. Upgrade your dependency to 1.4.0 or later.
What is the CVSS score of CVE-2017-1000248?
CVE-2017-1000248 has a CVSS v3.1 base score of 9.8 (CRITICAL) with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
What CWE is associated with CVE-2017-1000248?
CVE-2017-1000248 is classified under CWE-502: Deserialization of Untrusted Data (The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.).
How can I check RubyGems dependencies for CVE-2017-1000248?
Run the dependency tree command: 'inspect dependencies for redis-store'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-2w67-526p-gm73",
  "modified" : "2023-03-14T21:11:23Z",
  "published" : "2017-12-06T16:41:25Z",
  "aliases" : [ "CVE-2017-1000248" ],
  "summary" : "redis-store deserializes untrusted data",
  "details" : "Redis-store prior to 1.4.0 allows unsafe objects to be loaded from redis",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "RubyGems",
      "name" : "redis-store"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "1.4.0"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2017-1000248"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/redis-store/redis-store/commit/ce13252c26fcc40ed4935c9abfeb0ee0761e5704"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/redis-store/redis-store/commit/e0c1398d54a9661c8c70267c3a925ba6b192142e"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/redis-store/redis-store"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/redis-store/CVE-2017-1000248.yml"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-502" ],
    "severity" : "CRITICAL",
    "github_reviewed" : true,
    "github_reviewed_at" : "2020-06-16T20:53:06Z",
    "nvd_published_at" : null
  }
}