Critical severity · published Nov 10, 2024
CVE-2021-35473
An issue was discovered in LemonLDAP::NG before 2.0.12
9.1
CVSS
0.4%
EPSS
No
On KEV
Description
An issue was discovered in LemonLDAP::NG before 2.0.12. There is a missing expiration check in the OAuth2.0 handler, i.e., it does not verify access token validity. An attacker can use a expired access token from an OIDC client to access the OAuth2 handler The earliest affected version is 2.0.4.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 35% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LE
Lemonldap-ng · Lemonldap-ng
before 2.0.12 · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-35473
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-35473
gitlab.ow2.org
https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues/2549
gitlab.ow2.org
https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/tags
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