FKIE_CVE-2023-33855
Vulnerability from fkie_nvd - Published: 2024-03-26 14:15 - Updated: 2025-07-25 21:09
Severity ?
Summary
Under certain conditions, RSA operations performed by IBM Common Cryptographic Architecture (CCA) 7.0.0 through 7.5.36 may exhibit non-constant-time behavior. This could allow a remote attacker to obtain sensitive information using a timing-based attack. IBM X-Force ID: 257676.
References
| URL | Tags | ||
|---|---|---|---|
| psirt@us.ibm.com | https://exchange.xforce.ibmcloud.com/vulnerabilities/257676 | Third Party Advisory | |
| psirt@us.ibm.com | https://www.ibm.com/support/pages/node/7145168 | Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://exchange.xforce.ibmcloud.com/vulnerabilities/257676 | Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://www.ibm.com/support/pages/node/7145168 | Vendor Advisory |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| ibm | common_cryptographic_architecture | * | |
| ibm | aix | - | |
| ibm | i | - | |
| linux | linux_kernel | - |
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"versionEndExcluding": "7.5.37",
"versionStartIncluding": "7.0.0",
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"descriptions": [
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"value": "Under certain conditions, RSA operations performed by IBM Common Cryptographic Architecture (CCA) 7.0.0 through 7.5.36 may exhibit non-constant-time behavior. This could allow a remote attacker to obtain sensitive information using a timing-based attack. IBM X-Force ID: 257676."
},
{
"lang": "es",
"value": "Bajo ciertas condiciones, las operaciones RSA realizadas por IBM Common Cryptographic Architecture (CCA) 7.0.0 a 7.5.36 pueden exhibir un comportamiento de tiempo no constante. Esto podr\u00eda permitir que un atacante remoto obtenga informaci\u00f3n confidencial mediante un ataque basado en tiempo. ID de IBM X-Force: 257676."
}
],
"id": "CVE-2023-33855",
"lastModified": "2025-07-25T21:09:49.733",
"metrics": {
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{
"cvssData": {
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"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 3.7,
"baseSeverity": "LOW",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N",
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"published": "2024-03-26T14:15:07.903",
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]
}
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Sightings
| Author | Source | Type | Date |
|---|
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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