01 Record
CVE-2007-6340
Geert Moernaut LSrunasE 1.0 and Supercrypt 1.0 use the RC4 stream cipher without constructing a unique initialization vector (IV), which makes it easier for local users to obtain cleartext passwords.
UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
02 Description
Geert Moernaut LSrunasE 1.0 and Supercrypt 1.0 use the RC4 stream cipher without constructing a unique initialization vector (IV), which makes it easier for local users to obtain cleartext passwords.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.30% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 22.8% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2008-02-05 02:00Z18 YR AGO
- Last updated
- 2024-08-07 16:02Z2 YR AGO
- Reserved
- 2007-12-13
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 73003d25db8045609f83d80557a97dd25b7363d91347f8f007a89d451132c86f
05 Affected products
06 References
- www.securityfocus.com20080129 Insecure Use of RC4 in LSrunasE and Supercrypt (CVE-2007-6340)http://www.securityfocus.com/archive/1/487269/100/0/threaded
- www.moernaut.comhttp://www.moernaut.com/default.aspx?item=supercrypt
- www.moernaut.comhttp://www.moernaut.com/default.aspx?item=lsrunase
- securityreason.com3611http://securityreason.com/securityalert/3611