CVE-2008-3906 : CRLF injection vulnerability in Sys.Web in Mono 2.0 and earlier allows remote attackers to inject arbitrary HTTP headers

CRLF injection vulnerability in Sys.Web in Mono 2.0 and earlier allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via CRLF sequences in the query string.

Published 2008-09-04 17:41:00

Updated 2018-10-11 20:50:21

Source MITRE

View at NVD, CVE.org

Vulnerability category: Input validation

Threat overview for CVE-2008-3906

Top countries where our scanners detected CVE-2008-3906

Top open port discovered on systems with this issue 8989

IPs affected by CVE-2008-3906 44,827

Threat actors abusing to this issue? Yes

Find out if you^* are affected by CVE-2008-3906!

^*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2008-3906

Probability of exploitation activity in the next 30 days: 1.00%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 83 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2008-3906

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.3	MEDIUM	AV:N/AC:M/Au:N/C:N/I:P/A:N	8.6	2.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: None Integrity Impact: Partial Availability Impact: None

CWE ids for CVE-2008-3906

CWE-20 Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2008-3906

Products affected by CVE-2008-3906