UBUNTU-CVE-2021-35472

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Source
https://ubuntu.com/security/CVE-2021-35472
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-35472.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2021-35472
Upstream
Published
2021-07-30T14:15:00Z
Modified
2025-07-18T16:46:53Z
Severity
  • 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

An issue was discovered in LemonLDAP::NG before 2.0.12. Session cache corruption can lead to authorization bypass or spoofing. By running a loop that makes many authentication attempts, an attacker might alternately be authenticated as one of two different users.

References

Affected packages

Ubuntu:Pro:16.04:LTS / lemonldap-ng

Package

Name
lemonldap-ng
Purl
pkg:deb/ubuntu/lemonldap-ng@1.4.6-3?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.3.3-1
1.4.6-1
1.4.6-2
1.4.6-3

Ubuntu:Pro:18.04:LTS / lemonldap-ng

Package

Name
lemonldap-ng
Purl
pkg:deb/ubuntu/lemonldap-ng@1.9.16-2?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.9.10-1
1.9.13-2
1.9.14-1
1.9.15-1
1.9.16-2

Ubuntu:Pro:20.04:LTS / lemonldap-ng

Package

Name
lemonldap-ng
Purl
pkg:deb/ubuntu/lemonldap-ng@2.0.7+ds-2?arch=source&distro=esm-apps/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.0.5+ds-2
2.0.6+ds-2
2.0.7+ds-2