Vulnerability CVE-2018-18820
Published: 2018-11-05

Description:
A buffer overflow was discovered in the URL-authentication backend of the Icecast before 2.4.4. If the backend is enabled, then any malicious HTTP client can send a request for that specific resource including a crafted header, leading to denial of service and potentially remote code execution.

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
XIPH -> Icecast 
Debian -> Debian linux 

 References:
http://www.openwall.com/lists/oss-security/2018/11/01/3
http://www.securitytracker.com/id/1042019
https://lists.debian.org/debian-lts-announce/2018/11/msg00033.html
https://security.gentoo.org/glsa/201811-09
https://www.debian.org/security/2018/dsa-4333
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