Vulnerability Details : CVE-2020-29130
Potential exploit
slirp.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.
Products affected by CVE-2020-29130
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
- cpe:2.3:a:libslirp_project:libslirp:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-29130
0.28%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 68 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-29130
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.0
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:N/A:N |
8.0
|
2.9
|
NIST | |
4.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
2.8
|
1.4
|
NIST |
CWE ids for CVE-2020-29130
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-29130
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OPCOHDEONMHH6QPJZKRLLCNRGRYODG7X/
[SECURITY] Fedora 33 Update: libslirp-4.3.1-3.fc33 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2021/02/msg00024.html
[SECURITY] [DLA 2560-1] qemu security updateMailing List;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/45S5IHSWYITJKMRT23HCHJQDI674AMTQ/
[SECURITY] Fedora 32 Update: libslirp-4.3.1-3.fc32 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2023/03/msg00013.html
[SECURITY] [DLA 3362-1] qemu security update
-
http://www.openwall.com/lists/oss-security/2020/11/27/1
oss-security - CVE-2020-29129 CVE-2020-29130 QEMU: slirp: out-of-bounds access while processing ARP/NCSI packetsMailing List;Third Party Advisory
-
https://lists.freedesktop.org/archives/slirp/2020-November/000115.html
[Slirp] [PATCH] slirp: check pkt_len before reading protocol headerExploit;Mailing List;Vendor Advisory
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