Meta4 HR: Execution After Redirect (EAR)
CVE-2024-2635 is a high-severity execution after redirect (EAR) vulnerability in Meta4 HR from Cegid, with a CVSS 3.1 base score of 7.3 out of 10. It can be exploited remotely over the network by an unauthenticated attacker, without any action from a user. Affected Meta4 HR versions: 819.001.022. The record does not name a fixed version, so check the vendor advisory. There is no confirmed exploitation so far. EPSS estimates a 0.43% chance of exploitation within 30 days, which is low compared with other CVEs.
High severity with no evidence of exploitation so far.
What to do
- Check which version of Meta4 HR 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
- LowNo special conditions are needed; the attack works reliably.
- 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
- LowSome restricted data can be read.
- Integrity
- LowLimited modification of data is possible.
- Availability
- LowPerformance or availability is reduced.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L. Scored by CNA (incibe.es).
Official description
The configuration pages available are not intended to be placed on an Internet facing web server, as they expose file paths to the client, who can be an attacker. Instead of rewriting these pages to avoid this vulnerability, they will be dismissed from future releases of Cegid Meta4 HR, as they do not offer product functionality
Source: the CVE record as published by its numbering authority, via NVD and CVE.org.
The underlying weakness: Execution After Redirect (EAR)
The web application sends a redirect to another location, but instead of exiting, it executes additional code.
More Execution After Redirect (EAR) vulnerabilities (CWE-698)
Timeline
- CVE record published.
- CISA published its SSVC assessment (exploitation: none, automatable: yes, technical impact: partial).
- Record last changed materially (score, affected products, status or references).
References
Other vulnerabilities in Meta4 HR
- 9.0 Critical severity
- 7.5 High severity
Recent Execution After Redirect (EAR) vulnerabilities
- 9.8 Critical severity
- 9.8 Critical severity
- 9.8 Critical severity
- 9.8 Critical severity
- 9.8 Critical severity
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