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CVSSv2

CVE-2020-11647

Published: 10/04/2020 Updated: 07/11/2023
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
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Vulnerability Summary

A stack overflow has been found in the fAbstractSyntaxNType function of the BACApp dissector of Wireshark versions before 3.2.3, which could be triggered by injecting a malformed packet onto the wire or by convincing someone to read a malformed packet trace file.

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debian debian linux 9.0

opensuse leap 15.1

opensuse leap 15.2

Vendor Advisories

Debian CVElist Bug Report Logs: wireshark: CVE-2020-11647
Debian Bug report logs - #958213 wireshark: CVE-2020-11647 Package: src:wireshark; Maintainer for src:wireshark is Balint Reczey <rbalint@ubuntucom>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Sun, 19 Apr 2020 19:12:02 UTC Severity: important Tags: security, upstream Found in version wireshark/32 ...
Arch Linux Issues:
A stack overflow has been found in the fAbstractSyntaxNType function of the BACApp dissector of Wireshark versions prior to 323, which could be triggered by injecting a malformed packet onto the wire or by convincing someone to read a malformed packet trace file ...

References

CWE-674https://www.wireshark.org/security/wnpa-sec-2020-07.htmlhttps://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16474https://security.gentoo.org/glsa/202007-13http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00026.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-08/msg00038.htmlhttps://lists.debian.org/debian-lts-announce/2021/02/msg00008.htmlhttps://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=6f56fc9496db158218243ea87e3660c874a0bab0https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=958213https://nvd.nist.govhttps://security.archlinux.org/CVE-2020-11647
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-4040privilege escalationCVE-2024-4112CVE-2024-32872man-in-the-middleCVE-2024-32788bypassCVE-2024-3400CVE-2024-28976
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