Vulnerability Database

289,697

Total vulnerabilities in the database

CVE-2020-7039

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.

  • Published: Jan 17, 2020
  • Updated: Apr 14, 2023
  • CVE: CVE-2020-7039
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 5.6
  • AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

CVSS v2:

  • Severity: Medium
  • Score: 6.8
  • AV:N/AC:M/Au:N/C:P/I:P/A:P

CWEs:

Software From Fixed in
libslirp_project / libslirp 4.1.0 4.1.0.x
debian / debian_linux 8.0 8.0.x
debian / debian_linux 9.0 9.0.x
opensuse / leap 15.1 15.1.x
qemu / qemu 4.2.0 4.2.0.x