How severe is CVE-2015-7825?

CVE-2015-7825 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2015-7825 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-7825?

CVE-2015-7825 affects Botan Project Botan. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-7825?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2015-7825 published?

CVE-2015-7825 was published on 2017-04-10 and last updated on 2026-06-17.

CVE-2015-7825

CVE-2015-7825 is a high-severity vulnerability in Botan Project Botan with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 7.8
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Botan Project Botan
Published: 2017-04-10
Last modified: 2026-06-17

Description

botan before 1.11.22 improperly validates certificate paths, which allows remote attackers to cause a denial of service (infinite loop and memory consumption) via a certificate with a loop in the certificate chain.

Frequently asked questions

What is CVE-2015-7825?: botan before 1.11.22 improperly validates certificate paths, which allows remote attackers to cause a denial of service (infinite loop and memory consumption) via a certificate with a loop in the certificate chain.
How severe is CVE-2015-7825?: CVE-2015-7825 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2015-7825 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-7825?: CVE-2015-7825 affects Botan Project Botan. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-7825?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2015-7825 published?: CVE-2015-7825 was published on 2017-04-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:botan_project:botan:*:*:*:*:*:*:*:*

More vulnerabilities in Botan Project Botan

CVE-2021-24115 — Critical (CVSS 9.8): In Botan before 2.17.3, constant-time computations are not used for certain decoding and encoding operations (base32,…
CVE-2018-9127 — Critical (CVSS 9.8): Botan 2.2.0 - 2.4.0 (fixed in 2.5.0) improperly handled wildcard certificates and could accept certain certificates as…
CVE-2016-6878 — Critical (CVSS 9.8): The Curve25519 code in botan before 1.11.31, on systems without a native 128-bit integer type, might allow attackers to…
CVE-2015-7826 — Critical (CVSS 9.8): botan 1.11.x before 1.11.22 improperly handles wildcard matching against hostnames, which might allow remote attackers…
CVE-2016-9132 — Critical (CVSS 9.8): In Botan 1.8.0 through 1.11.33, when decoding BER data an integer overflow could occur, which would cause an incorrect…
CVE-2016-2196 — Critical (CVSS 9.8): Heap-based buffer overflow in the P-521 reduction function in Botan 1.11.x before 1.11.27 allows remote attackers to…

All CVEs affecting Botan Project Botan →