How severe is CVE-2015-0971?

CVE-2015-0971 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2015-0971 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-0971?

CVE-2015-0971 primarily affects Openinfosecfoundation Suricata. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-0971?

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

When was CVE-2015-0971 published?

CVE-2015-0971 was published on 2015-05-14 and last updated on 2026-06-17.

CVE-2015-0971

CVE-2015-0971 is a medium-severity vulnerability in Openinfosecfoundation Suricata with a CVSS 2.0 base score of 5.0. 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-399.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Openinfosecfoundation Suricata
Published: 2015-05-14
Last modified: 2026-06-17

Description

The DER parser in Suricata before 2.0.8 allows remote attackers to cause a denial of service (crash) via vectors related to SSL/TLS certificates.

Frequently asked questions

What is CVE-2015-0971?: The DER parser in Suricata before 2.0.8 allows remote attackers to cause a denial of service (crash) via vectors related to SSL/TLS certificates.
How severe is CVE-2015-0971?: CVE-2015-0971 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2015-0971 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-0971?: CVE-2015-0971 primarily affects Openinfosecfoundation Suricata. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-0971?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-0971 published?: CVE-2015-0971 was published on 2015-05-14 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:a:openinfosecfoundation:suricata:*:*:*:*:*:*:*:*

More vulnerabilities in Openinfosecfoundation Suricata

CVE-2015-8954 — Critical (CVSS 9.8): The MemcmpLowercase function in Suricata before 2.0.6 improperly excludes the first byte from comparisons, which might…
CVE-2017-15377 — High (CVSS 7.5): In Suricata before 4.x, it was possible to trigger lots of redundant checks on the content of crafted network traffic…
CVE-2017-7177 — High (CVSS 7.5): Suricata before 3.2.1 has an IPv4 defragmentation evasion issue caused by lack of a check for the IP protocol during…
CVE-2014-6603 — Medium (CVSS 5.0): The SSHParseBanner function in SSH parser (app-layer-ssh.c) in Suricata before 2.0.4 allows remote attackers to bypass…
CVE-2013-5919 — Medium (CVSS 5.0): Suricata before 1.4.6 allows remote attackers to cause a denial of service (crash) via a malformed SSL record.

All CVEs affecting Openinfosecfoundation Suricata →

Other CWE-399 (Resource Management Errors) vulnerabilities

CVE-2015-8104 — Critical (CVSS 10.0): The KVM subsystem in the Linux kernel through 4.2.6, and Xen 4.3.x through 4.6.x, allows guest OS users to cause a…
CVE-2015-0339 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2015-0335 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2015-0333 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2014-4121 — Critical (CVSS 10.0): Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly parse internationalized…
CVE-2014-0560 — Critical (CVSS 10.0): Use-after-free vulnerability in Adobe Reader and Acrobat 10.x before 10.1.12 and 11.x before 11.0.09 on Windows and OS…

Browse all CWE-399 (Resource Management Errors) vulnerabilities →