CVE-2019-25006: Streebog Incorrect Implementation Of The Streebog Vulnerability

HIGH
Advisory Identifier: GHSA-gf93-h79q-6jjv
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CVSS 7.5
CWE-327
Published
Advisory Summary

CVE-2019-25006 is a HIGH (CVSS 7.5) incorrect implementation of the streebog vulnerability (CWE-327: Use of a Broken or Risky Cryptographic Algorithm) affecting Streebog libraries in the crates.io ecosystem. The issue involves incorrect implementation of the streebog hash functions in streebog. Remediation is available by upgrading affected packages to version 0.8.0.

CVE-2019-25006 at a Glance

CVE Identifier CVE-2019-25006
GHSA Identifier GHSA-gf93-h79q-6jjv
Severity HIGH
CVSS v3.1 Base Score 7.5
CWE Classification CWE-327: Use of a Broken or Risky Cryptographic Algorithm
Affected Product Streebog
Package Ecosystem crates.io
Published Date
Last Updated

Security Impact

CVSS: 7.5

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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 None (C:N)
Integrity None (I:N)
Availability High (A:H)

How to Fix CVE-2019-25006

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

streebog fixed: 0.8.0 
Upgrade streebog to 0.8.0
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 streebog

How to Check if You Are Affected

To determine whether your application is affected by CVE-2019-25006, inspect your project dependencies for Streebog:

inspect dependencies for streebog

Analyze the terminal output to locate any version of Streebog in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 0.8.0), 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-327: Use of a Broken or Risky Cryptographic Algorithm, where the product uses a broken or risky cryptographic algorithm or protocol. In Streebog, 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

Internal update-sigma function was implemented incorrectly and depending on debug-assertions it could've caused an incorrect result or panic for certain inputs.

CVE-2019-25006 Affected Streebog Versions

1 component(s)
Fixed Versions:
0.8.0
Product / Package Ecosystem Affected Versions Fixed Version
streebog
 crates.io
< 0.8.0
0.8.0

References

NVD — CVE-2019-25006 NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-25006
Streebog Source Repository REPOSITORY
https://github.com/RustCrypto/hashes/pull/91
Streebog Source Repository REPOSITORY
https://github.com/RustCrypto/hashes/tree/master/streebog
rustsec.org/advisories/rustsec-... WEB
https://rustsec.org/advisories/RUSTSEC-2019-0030.html

Frequently Asked Questions

What is CVE-2019-25006?
CVE-2019-25006 is a security vulnerability in Streebog involving Incorrect implementation of the Streebog hash functions in streebog under CWE-327: Use of a Broken or Risky Cryptographic Algorithm.
Which Streebog versions are affected?
Affected versions include releases prior to 0.8.0 across affected packages: streebog.
What version fixes CVE-2019-25006?
Upgrading to 0.8.0 (or the latest patched release for your respective branch) resolves the vulnerability.
Is streebog affected?
Yes, streebog is affected in releases prior to 0.8.0. Upgrade your dependency to 0.8.0 or later.
What is the CVSS score of CVE-2019-25006?
CVE-2019-25006 has a CVSS v3.1 base score of 7.5 (HIGH) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
What CWE is associated with CVE-2019-25006?
CVE-2019-25006 is classified under CWE-327: Use of a Broken or Risky Cryptographic Algorithm (The product uses a broken or risky cryptographic algorithm or protocol.).
How can I check crates.io dependencies for CVE-2019-25006?
Run the dependency tree command: 'inspect dependencies for streebog'. 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-gf93-h79q-6jjv",
  "modified" : "2023-06-13T21:57:16Z",
  "published" : "2021-08-25T20:45:41Z",
  "aliases" : [ "CVE-2019-25006" ],
  "summary" : "Incorrect implementation of the Streebog hash functions in streebog",
  "details" : "Internal update-sigma function was implemented incorrectly and depending on debug-assertions it could've caused an incorrect result or panic for certain inputs.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "crates.io",
      "name" : "streebog"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "0.8.0"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2019-25006"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/RustCrypto/hashes/pull/91"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/RustCrypto/hashes/tree/master/streebog"
  }, {
    "type" : "WEB",
    "url" : "https://rustsec.org/advisories/RUSTSEC-2019-0030.html"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-327" ],
    "severity" : "HIGH",
    "github_reviewed" : true,
    "github_reviewed_at" : "2021-08-19T21:20:49Z",
    "nvd_published_at" : "2020-12-31T10:15:14Z"
  }
}