CVE-2021-31403 (GCVE-0-2021-31403)
Vulnerability from cvelistv5 – Published: 2021-04-23 16:05 – Updated: 2024-09-16 22:08
VLAI
EPSS
VEX
Title
Timing side channel vulnerability in UIDL request handler in Vaadin 7 and 8
Summary
Non-constant-time comparison of CSRF tokens in UIDL request handler in com.vaadin:vaadin-server versions 7.0.0 through 7.7.23 (Vaadin 7.0.0 through 7.7.23), and 8.0.0 through 8.12.2 (Vaadin 8.0.0 through 8.12.2) allows attacker to guess a security token via timing attack
Severity
4 (Medium)
CWE
- CWE-208 - Information Exposure Through Timing Discrepancy
Assigner
References
3 references
| URL | Tags |
|---|---|
| https://vaadin.com/security/cve-2021-31403 | x_refsource_MISC |
| https://github.com/vaadin/framework/pull/12190 | x_refsource_MISC |
| https://github.com/vaadin/framework/pull/12188 | x_refsource_MISC |
Impacted products
2 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Vaadin | Vaadin |
Affected:
7.0.0 , < *
(custom)
|
guessed | |
| Vaadin | vaadin-server |
Affected:
7.0.0 , < *
(custom)
|
guessed |
Date Public
2021-02-12 00:00
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"source": "Red Hat CSAF VEX",
"status": "final",
"title": "Timing side channel vulnerability in UIDL request handler in Vaadin 7 and 8",
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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