CVE-2020-9495

5.3MEDIUM

Key Information:

Vendor
Apache
Status
Apache Archiva
Vendor
CVE Published:
19 June 2020

Badges

👾 Exploit Exists🟡 Public PoC

Summary

Apache Archiva login service before 2.2.5 is vulnerable to LDAP injection. A attacker is able to retrieve user attribute data from the connected LDAP server by providing special values to the login form. With certain characters it is possible to modify the LDAP filter used to query the LDAP users. By measuring the response time for the login request, arbitrary attribute data can be retrieved from LDAP user objects.

Affected Version(s)

Apache Archiva Apache Archiva 2.2.4 and below

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2020-9495
Created by ggolawski

References

http://archiva.apache.org/security.html#CVE-2020-9495
x_refsource_MISC
https://lists.apache.org/thread.html/r7ae580f700ade57b006...
mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/r576eaabe3f772c045ec...
mailing-listx_refsource_MLIST

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.