CESNET theme-cesnet resetpassword.php insufficiently protected credentials
A vulnerability has been found in CESNET theme-cesnet up to 1.x on ownCloud and classified as problematic. Affected by this vulnerability is an unknown functionality of the file cesnet/core/lostpassword/templates/resetpassword.php. The manipulation leads to insufficiently protected credentials. Attacking locally is a requirement. Upgrading to version 2.0.0 is able to address this issue. The identifier of the patch is 2b857f2233ce5083b4d5bc9bfc4152f933c3e4a6. It is recommended to upgrade the affected component. The identifier VDB-217633 was assigned to this vulnerability.
Noroxi analysis
No Noroxi analysis for this record yet
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We use this product, ask for help- Published
- Jan 7, 2023
- Updated
- Jun 16, 2026
- EPSS
- 0.2% · 12th percentile
- CWE
- CWE-522
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Report tools
Action score
22
Monitor
Low priority for now.
- CVSS
- 22 / 40 · 5.5 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.2%
CNA vs NVD score
- NVD
- 5.5
- CNA · VulDB
- 3.3
- 2.2 point gap
CVSS:3.1/AV:L/AC:L/PR:L/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.
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| cesnet | theme-cesnet | cpe:2.3:a:cesnet:theme-cesnet |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- cesnet theme-cesnetbefore 2.0.0
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.
CESNET theme-cesnet
- 1.xaffected
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
| Product / package | Fixed version | Source |
|---|---|---|
| CESNET theme-cesnet | 2.0.0 · description | Vendor (CNA) |
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.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
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
- Someone with local access to the system can trigger it.
- A low-privileged account is enough.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- high · data can be read
- Integrity
- none
- Availability
- none
- Attack vector
- Local
- Attack complexity
- Low
- Privileges required
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- None
- Availability impact
- None
Weakness class (CWE)
CWE-522 · Insufficiently Protected CredentialsCVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/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)
- Session SidejackingCAPEC-102likelihood: High · High
- Signature Spoofing by Key TheftCAPEC-474likelihood: Medium · High
- Password Recovery ExploitationCAPEC-50likelihood: Medium · High
- KerberoastingCAPEC-509High
- Modify Existing ServiceCAPEC-551
- Remote Services with Stolen CredentialsCAPEC-555Very High
- Use of Known Domain CredentialsCAPEC-560likelihood: High · High
- Windows Admin Shares with Stolen CredentialsCAPEC-561
ATT&CK techniques
- Remote ServicesT1021
- Remote Services:SMB/Windows Admin SharesT1021.002
- Valid AccountsT1078
- Brute Force:Credential StuffingT1110.004
- Email Collection:Remote Email CollectionT1114.002
- External Remote ServicesT1133
- Create or Modify System ProcessT1543
- Use Alternate Authentication Material:Pass The HashT1550.002
- Use Alternate Authentication Material:Pass The TicketT1550.003
- Unsecured Credentials: Private KeysT1552.004
- Steal or Forge Kerberos TicketsT1558
- Steal or Forge Kerberos Tickets:KerberoastingT1558.003
Change log
- Fix✗ → ✓
For records you follow, these changes also arrive as notifications. →
References
- github.com/CESNET/theme-cesnet/commit/2b857f2233ce5083b4d5bc9bfc4152f933c3e4a6
- github.com/CESNET/theme-cesnet/pull/1
- github.com/CESNET/theme-cesnet/releases/tag/2.0.0
- vuldb.com/?ctiid.217633
- vuldb.com/?id.217633
Vendor advisories and official records. Exploit/PoC links are deliberately left out.