What is CVE-2015-7824?

CVE-2015-7824 is a high-severity vulnerability in Botan Project, classified under Information Disclosure. CVSS score: 7.5/10. Published 2017-04-10.

How severe is CVE-2015-7824?

High severity. CVSS v3 base score is 7.5 out of 10.

Information disclosure in Botan Project

CVE-2015-7824

botan 1.11.x before 1.11.22 makes it easier for remote attackers to decrypt TLS ciphertext data via a padding-oracle attack against TLS CBC ciphersuites.

Vulnerability class: Information Disclosure

Published 2017-04-10 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.017 (76.7th percentile), scored 2026-10-20.

Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 76.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000

Affected products

Botan Project

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

bugzilla.redhat.com/show_bug.cgi (VDB Entry, Third Party Advisory, Issue Tracking)
botan.randombit.net/security.html (Vendor Advisory)

Frequently asked questions

What is CVE-2015-7824?: CVE-2015-7824 is a high-severity vulnerability in Botan Project, classified under Information Disclosure. CVSS score: 7.5/10. Published 2017-04-10.
How severe is CVE-2015-7824?: High severity. CVSS v3 base score is 7.5 out of 10.