CVE-2020-1762: Github.com/kiali/kiali Insufficient Session Expiration Vulnerability

HIGH
Advisory Identifier: GHSA-465w-gg5p-85c9
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CVSS 8.6
CWE-613 CWE-384 CWE-295
Published
Advisory Summary

CVE-2020-1762 is a HIGH (CVSS 8.6) insufficient session expiration vulnerability (CWE-613: Insufficient Session Expiration) affecting Github.com/kiali/kiali libraries in the Go ecosystem. The issue involves insufficient session expiration in kiali. Remediation is available by upgrading affected packages to version 1.15.1.

CVE-2020-1762 at a Glance

CVE Identifier CVE-2020-1762
GHSA Identifier GHSA-465w-gg5p-85c9
Severity HIGH
CVSS v3.1 Base Score 8.6
CWE Classification CWE-613: Insufficient Session Expiration
Affected Product Github.com/kiali/kiali
Package Ecosystem Go
Published Date
Last Updated

Security Impact

CVSS: 8.6

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:L/I:L/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 Low (C:L)
Integrity Low (I:L)
Availability High (A:H)

How to Fix CVE-2020-1762

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

github.com/kiali/kiali fixed: 1.15.1 
Upgrade github.com/kiali/kiali to 1.15.1
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 github.com/kiali/kiali

How to Check if You Are Affected

To determine whether your application is affected by CVE-2020-1762, inspect your project dependencies for Github.com/kiali/kiali:

inspect dependencies for github.com/kiali/kiali

Analyze the terminal output to locate any version of Github.com/kiali/kiali in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 1.15.1), 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-613: Insufficient Session Expiration, where according to wasc, "insufficient session expiration is when a web site permits an attacker to reuse old session credentials or session ids for authorization.". In Github.com/kiali/kiali, 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

An insufficient JWT validation vulnerability was found in Kiali versions 0.4.0 to 1.15.0 and was fixed in Kiali version 1.15.1, wherein a remote attacker could abuse this flaw by stealing a valid JWT cookie and using that to spoof a user session, possibly gaining privileges to view and alter the Istio configuration.

CVE-2020-1762 Affected Github.com/kiali/kiali Versions

1 component(s)
Fixed Versions:
1.15.1
Product / Package Ecosystem Affected Versions Fixed Version
github.com/kiali/kiali
golang/github.com/kiali/kiali
Go
≥ 0.4.0
< 1.15.1
1.15.1

References

NVD — CVE-2020-1762 NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-1762
Security Fix Commit FIX COMMIT
https://github.com/kiali/kiali/commit/93f5cd0b6698e8fe8772afb8f35816f6c086aef1
Security Fix Commit FIX COMMIT
https://github.com/kiali/kiali/commit/c91a0949683976f621cca213c1193831d63b381c
bugzilla.redhat.com/show_bug.cgi WEB
https://bugzilla.redhat.com/show_bug.cgi?id=1810387
bugzilla.redhat.com/show_bug.cgi WEB
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1762
Github.com/kiali/kiali Security Information SECURITY
https://kiali.io/news/security-bulletins/kiali-security-001

Frequently Asked Questions

What is CVE-2020-1762?
CVE-2020-1762 is a security vulnerability in Github.com/kiali/kiali involving Insufficient Session Expiration in Kiali under CWE-613: Insufficient Session Expiration.
Which Github.com/kiali/kiali versions are affected?
Affected versions include releases prior to 1.15.1 across affected packages: github.com/kiali/kiali.
What version fixes CVE-2020-1762?
Upgrading to 1.15.1 (or the latest patched release for your respective branch) resolves the vulnerability.
Is github.com/kiali/kiali affected?
Yes, github.com/kiali/kiali is affected in releases prior to 1.15.1. Upgrade your dependency to 1.15.1 or later.
What is the CVSS score of CVE-2020-1762?
CVE-2020-1762 has a CVSS v3.1 base score of 8.6 (HIGH) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H.
What CWE is associated with CVE-2020-1762?
CVE-2020-1762 is classified under CWE-613: Insufficient Session Expiration (According to WASC, "Insufficient Session Expiration is when a web site permits an attacker to reuse old session credentials or session IDs for authorization.").
How can I check Go dependencies for CVE-2020-1762?
Run the dependency tree command: 'inspect dependencies for github.com/kiali/kiali'. 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-465w-gg5p-85c9",
  "modified" : "2021-05-18T20:45:55Z",
  "published" : "2021-05-18T21:09:01Z",
  "aliases" : [ "CVE-2020-1762" ],
  "summary" : "Insufficient Session Expiration in Kiali",
  "details" : "An insufficient JWT validation vulnerability was found in Kiali versions 0.4.0 to 1.15.0 and was fixed in Kiali version 1.15.1, wherein a remote attacker could abuse this flaw by stealing a valid JWT cookie and using that to spoof a user session, possibly gaining privileges to view and alter the Istio configuration.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Go",
      "name" : "github.com/kiali/kiali"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0.4.0"
      }, {
        "fixed" : "1.15.1"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2020-1762"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/kiali/kiali/commit/93f5cd0b6698e8fe8772afb8f35816f6c086aef1"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/kiali/kiali/commit/c91a0949683976f621cca213c1193831d63b381c"
  }, {
    "type" : "WEB",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=1810387"
  }, {
    "type" : "WEB",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1762"
  }, {
    "type" : "WEB",
    "url" : "https://kiali.io/news/security-bulletins/kiali-security-001"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-295", "CWE-384", "CWE-613" ],
    "severity" : "HIGH",
    "github_reviewed" : true,
    "github_reviewed_at" : "2021-05-18T20:45:55Z",
    "nvd_published_at" : null
  }
}