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cve[email protected]CVE-2020-7039
HistoryJan 16, 2020 - 11:15 p.m.

CVE-2020-7039

2020-01-1623:15:12
CWE-787
[email protected]
web.nvd.nist.gov
391
3
cve-2020-7039
libslirp
tcp_emu
memory mismanagement
heap-based buffer overflow
out-of-bounds access
dos
execute arbitrary code

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

5.6 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

6.7 Medium

AI Score

Confidence

High

0.004 Low

EPSS

Percentile

72.4%

JSON

tcp_emu in tcp_subr.c in libslirp 4.1.0, as used in QEMU 4.2.0, mismanages memory, as demonstrated by IRC DCC commands in EMU_IRC. This can cause a heap-based buffer overflow or other out-of-bounds access which can lead to a DoS or potential execute arbitrary code.

Affected configurations

NVD
Node
libslirp_projectlibslirpMatch4.1.0
Node
qemuqemuMatch4.2.0
OR
debiandebian_linuxMatch8.0
OR
debiandebian_linuxMatch9.0
OR
opensuseleapMatch15.1

Social References

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6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

5.6 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

6.7 Medium

AI Score

Confidence

High

0.004 Low

EPSS

Percentile

72.4%

JSON
Related for CVE-2020-7039
nessus59centos2ubuntucve1redhatcve1almalinux3cbl_mariner1redhat15nvd1osv12rocky3prion1cvelist1veracode1openvas23f51debiancve1debian4amazon3oraclelinux6ubuntu2archlinux1gentoo1suse1