High severity · published Nov 5, 2018
CVE-2018-18820
A buffer overflow was discovered in the URL-authentication backend of the Icecast before 2.4.4
8.1
CVSS
48.9%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)48.9% · higher than 99% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0; 9.0 · source: NVD
IC
Icecast · Xiph
before 2.4.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-18820
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-18820
Mailing List
http://www.openwall.com/lists/oss-security/2018/11/01/3
Third Party Advisory
http://www.securitytracker.com/id/1042019
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/11/msg00033.html
Mitigation
https://security.gentoo.org/glsa/201811-09
Third Party Advisory
https://www.debian.org/security/2018/dsa-4333
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