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FKIE_CVE-2015-7827

Vulnerability from fkie_nvd - Published: 2016-05-13 14:59 - Updated: 2026-06-17 00:33
Severity
7.5 (High) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Summary
Botan before 1.10.13 and 1.11.x before 1.11.22 make it easier for remote attackers to conduct million-message attacks by measuring time differences, related to decoding of PKCS#1 padding.
References
cve@mitre.orghttp://botan.randombit.net/security.htmlVendor Advisory
cve@mitre.orghttp://lists.fedoraproject.org/pipermail/package-announce/2016-May/183669.html
cve@mitre.orghttp://marc.info/?l=botan-devel&m=146185420505943&w=2Vendor Advisory
cve@mitre.orghttp://www.debian.org/security/2016/dsa-3565
af854a3a-2127-422b-91ae-364da2661108http://botan.randombit.net/security.htmlVendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183669.html
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=botan-devel&m=146185420505943&w=2Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2016/dsa-3565
Impacted products
Vendor Product Version
fedoraproject fedora 24
botan_project botan *
botan_project botan 1.11.0
botan_project botan 1.11.1
botan_project botan 1.11.2
botan_project botan 1.11.3
botan_project botan 1.11.4
botan_project botan 1.11.5
botan_project botan 1.11.6
botan_project botan 1.11.7
botan_project botan 1.11.8
botan_project botan 1.11.9
botan_project botan 1.11.10
botan_project botan 1.11.11
botan_project botan 1.11.12
botan_project botan 1.11.13
botan_project botan 1.11.14
botan_project botan 1.11.15
botan_project botan 1.11.16
botan_project botan 1.11.17
botan_project botan 1.11.18
botan_project botan 1.11.19
botan_project botan 1.11.20
botan_project botan 1.11.21
debian debian_linux 8.0
To clipboard 

{
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  "cveTags": [],
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      "lang": "en",
      "value": "Botan before 1.10.13 and 1.11.x before 1.11.22 make it easier for remote attackers to conduct million-message attacks by measuring time differences, related to decoding of PKCS#1 padding."
    },
    {
      "lang": "es",
      "value": "Botan en versiones anteriores a 1.10.13 y 1.11.x en versiones anteriores a 1.11.22 hace que sea m\u00e1s f\u00e1cil para atacantes remotos llevar a cabo ataques de millones de mensajes mediante la medici\u00f3n de diferencias de tiempo, relacionado con la decodificaci\u00f3n de relleno de PKCS#1."
    }
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  "id": "CVE-2015-7827",
  "lastModified": "2026-06-17T00:33:12.700",
  "metrics": {
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        "acInsufInfo": true,
        "baseSeverity": "MEDIUM",
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          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0,
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          "confidentialityImpact": "HIGH",
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      "tags": [
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}



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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.


Detection rules are retrieved from Rulezet.


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.