Vulnerability CVE-2020-29129
Published: 2020-11-26   Modified: 2020-11-27

Description:
ncsi.c in libslirp through 4.3.1 has a buffer over-read because it tries to read a certain amount of header data even if that exceeds the total packet length.

Type:

CWE-125

 (Out-of-bounds Read)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
4/10
2.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Libslirp project -> Libslirp 

 References:
http://www.openwall.com/lists/oss-security/2020/11/27/1
https://lists.freedesktop.org/archives/slirp/2020-November/000115.html
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