SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2004-2721

The CheckGroup function in openSkat VTMF before 2.1 generates public key pairs in which the "p" variable might not be prime, which allows remote attackers to determine the private key and decrypt messages.

MEDIUM 4.3EPSS 1.67%

Does this matter?

Lower severity and a low EPSS score (1.67%). Track it; it rarely justifies an emergency change on its own.

Description

The CheckGroup function in openSkat VTMF before 2.1 generates public key pairs in which the "p" variable might not be prime, which allows remote attackers to determine the private key and decrypt messages.

CVSS 2.0
4.3 MEDIUMAV:N/AC:M/Au:N/C:P/I:N/A:N
EPSS
1.67% probability · 75th percentile
CISA KEV
Not listed
Weakness
CWE-310
Affected
heiko stamer/openskat
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.