Emlog Pro: Improper Authentication
CVE-2024-5044 is a high-severity improper authentication vulnerability in Emlog Pro, with a CVSS 3.1 base score of 8.1 out of 10. It can be exploited remotely over the network by an unauthenticated attacker, without any action from a user. Affected Emlog Pro versions: 2.3.4. The record does not name a fixed version, so check the vendor advisory. There is no confirmed exploitation so far. EPSS estimates a 0.96% chance of exploitation within 30 days, higher than 62% of scored CVEs.
High severity with no evidence of exploitation so far.
What to do
- Check which version of Emlog Pro you run against the affected versions below, and install the vendor's latest release.
- Until you can update, restrict network access to the affected service so it is not reachable from untrusted networks.
Affected products and versions
Version data comes from the organisation that assigned the CVE. Confirm against the vendor advisory before deciding you are unaffected.
How the severity score breaks down
- Attack vector
- NetworkCan be exploited remotely over a network, including the internet.
- Attack complexity
- HighSuccess depends on conditions outside the attacker's control.
- Privileges required
- NoneNo account or login is needed.
- User interaction
- NoneNo action by a victim is required.
- Scope
- UnchangedImpact stays within the vulnerable component.
- Confidentiality
- HighAll data handled by the component can be read.
- Integrity
- HighData or code can be modified at will.
- Availability
- HighThe component can be taken down completely.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H. Scored by NVD.
| Scoring system | Score | Severity | Scored by |
|---|---|---|---|
| CVSS 4.0 | 6.3 | Medium | CNA (vuldb.com) |
| CVSS 3.1 | 3.7 | Low | CNA (vuldb.com) |
| CVSS 3.1 | 8.1 | High | NVD |
| CVSS 2.0 | 2.6 | Low | CNA (vuldb.com) |
Official description
A vulnerability was found in Emlog Pro 2.3.4. It has been classified as problematic. This affects an unknown part of the component Cookie Handler. The manipulation of the argument AuthCookie leads to improper authentication. It is possible to initiate the attack remotely. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used. The identifier VDB-264741 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Source: the CVE record as published by its numbering authority, via NVD and CVE.org.
The underlying weakness: Improper Authentication
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
How developers prevent this class of flaw
- Use an authentication framework or library such as the OWASP ESAPI Authentication feature.
Timeline
- CVE record published.
- CISA published its SSVC assessment (exploitation: none, automatable: no, technical impact: partial).
- Record last changed materially (score, affected products, status or references).
References
Third-party and government advisories
- vuldb.com/?submit.331857Third Party Advisory, VDB Entry
Technical write-ups (may include proof of concept)
Other references
- vuldb.com/?ctiid.264741Permissions Required, VDB Entry
- vuldb.com/?id.264741Permissions Required, VDB Entry
Other vulnerabilities in Emlog Pro
- 9.8 Critical severity
- 8.8 High severity
Recent Improper Authentication vulnerabilities
- 9.8 Critical severity
- 8.8 High severity
- 9.8 Critical severity
- 5.5 Medium severity
- 9.8 Critical severity
- 7.5 High severity
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