What’s Vulnerable › Vulnerabilities

CVE-2015-7827

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2016-05-13 · updated 2026-06-17
• Weakness: CWE-200

Description

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.

Affected products

• randombit botan: through 1.10.13; 1.11.0, 1.11.1, 1.11.2, 1.11.3, 1.11.4, 1.11.5 (+16)
• Debian Linux: 8.0
• Fedoraproject Fedora: 24

References

• http://botan.randombit.net/security.html
• http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183669.html
• http://marc.info/?l=botan-devel&m=146185420505943&w=2
• http://www.debian.org/security/2016/dsa-3565
• http://botan.randombit.net/security.html
• http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183669.html
• http://marc.info/?l=botan-devel&m=146185420505943&w=2
• http://www.debian.org/security/2016/dsa-3565

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