PHPGurukul Employee Leaves Management System changepassword.php weak password
A vulnerability was found in PHPGurukul Employee Leaves Management System 1.0. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the file changepassword.php. The manipulation of the argument newpassword/confirmpassword leads to weak password requirements. The attack can be launched remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. The identifier VDB-220021 was assigned to this vulnerability.
- Published
- Feb 2, 2023
- Updated
- Jun 17, 2026
- EPSS
- 1.0% · 62th percentile
- CWE
- CWE-521
Sign in to follow · You’ll be notified if a followed record enters KEV, gets an exploit or is updated.
Report tools
Action score
36
Monitor
Low priority for now.
- CVSS
- 36 / 40 · 9.1 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 1.0%
CNA vs NVD score
- NVD
- 9.1
- CNA · VulDB
- 3.7
- 5.4 point gap
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpAffected systems
| Vendor | Product | CPE |
|---|---|---|
| employee leaves management system project | employee leaves management system | cpe:2.3:a:employee_leaves_management_system_project:employee_leaves_management_system |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- employee leaves management system project employee leaves management system1.0
Versions reported by the vendor
Affected version ranges reported by the assigning authority (VulDB). Independent of NVD's CPE analysis and usually ahead of it.
PHPGurukul Employee Leaves Management System
- 1.0affected
Other highest-scoring records for the same primary product.
- CVE-2022-30931Employee Leaves Management System (ELMS) V 2.1 is vulnerable to Cross Site Request Forgery (CSRF) via /myprofile.php.26Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
- Affan (VulDB User)analyst
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Anyone who can reach it over the internet can trigger it.
- No account or password is required.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- high · data can be read
- Integrity
- high · data or configuration can be modified
- Availability
- none
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- None
Weakness class (CWE)
CWE-521 · Weak Password RequirementsCVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Attack patterns (CAPEC)
- Brute ForceCAPEC-112High
- Dictionary-based Password AttackCAPEC-16likelihood: Medium · High
- Password Brute ForcingCAPEC-49likelihood: Medium · High
- KerberoastingCAPEC-509High
- Rainbow Table Password CrackingCAPEC-55likelihood: Medium · Medium
- Remote Services with Stolen CredentialsCAPEC-555Very High
- Windows Admin Shares with Stolen CredentialsCAPEC-561
- Password SprayingCAPEC-565likelihood: High · High
ATT&CK techniques
- Remote ServicesT1021
- Remote Services:SMB/Windows Admin SharesT1021.002
- Valid Accounts:Default AccountsT1078.001
- Brute ForceT1110
- Brute Force:Password GuessingT1110.001
- Brute Force:Password CrackingT1110.002
- Brute Force:Password SprayingT1110.003
- Email Collection:Remote Email CollectionT1114.002
- External Remote ServicesT1133
- Steal or Forge Kerberos Tickets:KerberoastingT1558.003
Change log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
Vendor advisories and official records. Exploit/PoC links are deliberately left out.