FKIE_CVE-2015-2141

Vulnerability from fkie_nvd - Published: 2015-07-01 14:59 - Updated: 2025-04-12 10:46
Severity ?
Summary
The InvertibleRWFunction::CalculateInverse function in rw.cpp in libcrypt++ 5.6.2 does not properly blind private key operations for the Rabin-Williams digital signature algorithm, which allows remote attackers to obtain private keys via a timing attack.
References
cve@mitre.orghttp://lists.opensuse.org/opensuse-updates/2015-07/msg00047.html
cve@mitre.orghttp://sourceforge.net/p/cryptopp/code/542/
cve@mitre.orghttp://www.debian.org/security/2015/dsa-3296
cve@mitre.orghttp://www.securityfocus.com/bid/75467
cve@mitre.orghttps://github.com/weidai11/cryptopp/commit/9425e16437439e68c7d96abef922167d68fafaff
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-updates/2015-07/msg00047.html
af854a3a-2127-422b-91ae-364da2661108http://sourceforge.net/p/cryptopp/code/542/
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2015/dsa-3296
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/75467
af854a3a-2127-422b-91ae-364da2661108https://github.com/weidai11/cryptopp/commit/9425e16437439e68c7d96abef922167d68fafaff
Impacted products
Vendor Product Version
cryptopp crypto\+\+_library 5.6.2
opensuse opensuse 13.1
opensuse opensuse 13.2
To clipboard 

{
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      "nodes": [
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          "cpeMatch": [
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              "criteria": "cpe:2.3:a:cryptopp:crypto\\+\\+_library:5.6.2:*:*:*:*:*:*:*",
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              "vulnerable": true
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The InvertibleRWFunction::CalculateInverse function in rw.cpp in libcrypt++ 5.6.2 does not properly blind private key operations for the Rabin-Williams digital signature algorithm, which allows remote attackers to obtain private keys via a timing attack."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n InvertibleRWFunction::CalculateInverse en rw.cpp en libcrypt++ 5.6.2 no ciega correctamente las operaciones de claves privadas para el algoritmo de la firma digital Rabin-Williams, lo que permite a atacantes remotos obtener claves privadas a trav\u00e9s de un ataque de tiempos."
    }
  ],
  "id": "CVE-2015-2141",
  "lastModified": "2025-04-12T10:46:40.837",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "version": "2.0"
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        "impactScore": 2.9,
        "obtainAllPrivilege": false,
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        "source": "nvd@nist.gov",
        "type": "Primary",
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  "published": "2015-07-01T14:59:06.033",
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      "source": "cve@mitre.org",
      "url": "http://lists.opensuse.org/opensuse-updates/2015-07/msg00047.html"
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  "vulnStatus": "Deferred",
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          "value": "CWE-200"
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      "source": "nvd@nist.gov",
      "type": "Primary"
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}


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