SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2014-3571

OpenSSL before 0.9.8zd, 1.0.0 before 1.0.0p, and 1.0.1 before 1.0.1k allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted DTLS message that is processed with a different read operation for…

MEDIUM 5.0EPSS 22.1%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 22.1%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.

Description

OpenSSL before 0.9.8zd, 1.0.0 before 1.0.0p, and 1.0.1 before 1.0.1k allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted DTLS message that is processed with a different read operation for the handshake header than for the handshake body, related to the dtls1_get_record function in d1_pkt.c and the ssl3_read_n function in s3_pkt.c.

CVSS 2.0
5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
EPSS
22.13% probability · 98th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Affected
openssl/openssl
Source
secalert@redhat.com
EPSS trend
0%13%25%4 November 2026: 22.13%4 November 20264 November 2026

EPSS 22.1% since 4 November 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.