How severe is CVE-2017-1000415?

CVE-2017-1000415 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2017-1000415 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-1000415?

CVE-2017-1000415 affects Matrixssl. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-1000415?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2017-1000415 published?

CVE-2017-1000415 was published on 2018-01-09 and last updated on 2026-06-17.

CVE-2017-1000415

CVE-2017-1000415 is a medium-severity vulnerability in Matrixssl with a CVSS 3.x base score of 5.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-295.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
CVSS v2: 4.3
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-295
Affected product: Matrixssl
Published: 2018-01-09
Last modified: 2026-06-17

Description

MatrixSSL version 3.7.2 has an incorrect UTCTime date range validation in its X.509 certificate validation process resulting in some certificates have their expiration (beginning) year extended (delayed) by 100 years.

Frequently asked questions

What is CVE-2017-1000415?: MatrixSSL version 3.7.2 has an incorrect UTCTime date range validation in its X.509 certificate validation process resulting in some certificates have their expiration (beginning) year extended (delayed) by 100 years.
How severe is CVE-2017-1000415?: CVE-2017-1000415 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2017-1000415 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-1000415?: CVE-2017-1000415 affects Matrixssl. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-1000415?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-1000415 published?: CVE-2017-1000415 was published on 2018-01-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:matrixssl:matrixssl:3.7.2:*:*:*:*:*:*:*

More vulnerabilities in Matrixssl

CVE-2019-14431 — Critical (CVSS 9.8): In MatrixSSL 3.8.3 Open through 4.2.1 Open, the DTLS server mishandles incoming network messages leading to a…
CVE-2019-13470 — Critical (CVSS 9.8): MatrixSSL before 4.2.1 has an out-of-bounds read during ASN.1 handling.
CVE-2019-10914 — Critical (CVSS 9.8): pubRsaDecryptSignedElementExt in MatrixSSL 4.0.1 Open, as used in Inside Secure TLS Toolkit, has a stack-based buffer…
CVE-2017-2781 — Critical (CVSS 9.8): An exploitable heap buffer overflow vulnerability exists in the X509 certificate parsing functionality of InsideSecure…
CVE-2017-2780 — Critical (CVSS 9.8): An exploitable heap buffer overflow vulnerability exists in the X509 certificate parsing functionality of InsideSecure…
CVE-2016-6890 — Critical (CVSS 9.8): Heap-based buffer overflow in MatrixSSL before 3.8.6 allows remote attackers to execute arbitrary code via a crafted…

All CVEs affecting Matrixssl →

Other CWE-295 (Improper Certificate Validation) vulnerabilities

CVE-2026-4370 — Critical (CVSS 10.0): A vulnerability was identified in Juju from version 3.2.0 until 3.6.19 and from version 4.0 until 4.0.4, where the…
CVE-2026-30836 — Critical (CVSS 10.0): Step CA is an online certificate authority for secure, automated certificate management for DevOps. Versions 0.30.0-rc6…
CVE-2025-68121 — Critical (CVSS 10.0): During session resumption in crypto/tls, if the underlying Config has its ClientCAs or RootCAs fields mutated between…
CVE-2022-20703 — Critical (CVSS 10.0): Multiple vulnerabilities in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an attacker…
CVE-2021-1471 — Critical (CVSS 9.9): Multiple vulnerabilities in Cisco Jabber for Windows, Cisco Jabber for MacOS, and Cisco Jabber for mobile platforms…
CVE-2026-20184 — Critical (CVSS 9.8): A vulnerability in the integration of single sign-on (SSO) with Control Hub in Cisco Webex Services could have allowed…

Browse all CWE-295 (Improper Certificate Validation) vulnerabilities →