CRITICAL
CVE-2013-2198
CWE-863Published: January 30, 2020· Updated: Jun 16, 2026
9.8
CVSS v3.1
Official Description
The Login Security module 6.x-1.x before 6.x-1.3 and 7.x-1.x before 7.x-1.3 for Drupal allows attackers to bypass intended restrictions via a crafted username.
Technical Analysis
CVE-2013-2198 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Vendors & Products
login_security_project1 product(s)
login security
Source: NVD CPE · 4 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
ADVISORYhttps://drupal.org/node/2023503
ADVISORYhttps://drupal.org/node/2023507
ADVISORYhttps://drupal.org/node/2023585
ADVISORYhttps://drupal.org/node/2023503
ADVISORYhttps://drupal.org/node/2023507
ADVISORYhttps://drupal.org/node/2023585
All References (8)
→
http://www.openwall.com/lists/oss-security/2013/06/20/3Mailing List · Third Party Advisory
→
https://drupal.org/node/2023503Third Party Advisory
→
https://drupal.org/node/2023507Third Party Advisory
→
https://drupal.org/node/2023585Third Party Advisory
→
http://www.openwall.com/lists/oss-security/2013/06/20/3Mailing List · Third Party Advisory
→
https://drupal.org/node/2023503Third Party Advisory
→
https://drupal.org/node/2023507Third Party Advisory
→
https://drupal.org/node/2023585Third Party Advisory
Quick Facts
CVE IDCVE-2013-2198
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-863
CISA KEVNo
Affected1 vendor(s)
PublishedJan 30, 2020
Related CVEs (CWE-863)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2013-2198 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.