GHSA-j34v-3552-5r7j

Suggest an improvement
Source
https://github.com/advisories/GHSA-j34v-3552-5r7j
Import Source
https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/03/GHSA-j34v-3552-5r7j/GHSA-j34v-3552-5r7j.json
JSON Data
https://api.osv.dev/v1/vulns/GHSA-j34v-3552-5r7j
Published
2022-03-01T22:04:17Z
Modified
2022-03-01T22:04:17Z
Summary
Multiple security issues in Pomerium's embedded envoy
Details

Envoy, which Pomerium is based on, has issued multiple CVEs impacting stability and security.

Though Pomerium may not be vulnerable to all of the issues, it is recommended that all users upgrade to Pomerium v0.16.4 as soon as possible to minimize risk.

Impact

  • Possible DoS or crash
  • Resources available to unauthorized users
  • Pomerium may trust upstream certificates that should not be trusted

Patches

Patched in v0.16.4

Workarounds

No

References

Envoy Security Announcement

  • CVE-2021-43824 (CVSS Score 6.5, Medium): Envoy 1.21.0 and earlier - Potential null pointer dereference when using JWT filter safe_regex match
  • CVE-2021-43825 (CVSS Score 6.1, Medium): Envoy 1.21.0 and earlier - Use-after-free when response filters increase response data, and increased data exceeds downstream buffer limits.
  • CVE-2021-43826 (CVSS Score 6.1, Medium): Envoy 1.21.0 and earlier - Use-after-free when tunneling TCP over HTTP, if downstream disconnects during upstream connection establishment
  • CVE-2022-21654 (CVSS Score 7.3, High): Envoy 1.7.0 and later - Incorrect configuration handling allows mTLS session re-use without re-validation after validation settings have changed.
  • CVE-2022-21655 (CVSS Score 7.5, High): Envoy 1.21 and earlier - Incorrect handling of internal redirects to routes with a direct response entry
  • CVE-2022-21657 (CVSS Score 3.1, Low): Envoy 1.20.1 and earlier - X.509 Extended Key Usage and Trust Purposes bypass

For more information

If you have any questions or comments about this advisory:

Open an issue in pomerium/pomerium Email us at security@pomerium.com

Database specific 
{
    "github_reviewed": true,
    "severity": "MODERATE",
    "nvd_published_at": null,
    "cwe_ids": [],
    "github_reviewed_at": "2022-03-01T22:04:17Z"
}
References

Affected packages

Go / github.com/pomerium/pomerium

Package

Name
github.com/pomerium/pomerium
View open source insights on deps.dev
Purl
pkg:golang/github.com/pomerium/pomerium

Affected ranges

Type
SEMVER
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.16.4

Database specific

source 
"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/03/GHSA-j34v-3552-5r7j/GHSA-j34v-3552-5r7j.json"