VulnerabilityModified

CVE-2017-7700

In Wireshark 2.2.0 to 2.2.5 and 2.0.0 to 2.0.11, the NetScaler file parser could go into an infinite loop, triggered by a malformed capture file.

MEDIUM 6.5EPSS 2.10%

Does this matter?

Lower severity and a low EPSS score (2.10%). Track it; it rarely justifies an emergency change on its own.

Description

In Wireshark 2.2.0 to 2.2.5 and 2.0.0 to 2.0.11, the NetScaler file parser could go into an infinite loop, triggered by a malformed capture file. This was addressed in wiretap/netscaler.c by ensuring a nonzero record size.

CVSS 3.0: 6.5 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS: 2.10% probability · 81th percentile
CISA KEV: Not listed
Weakness: CWE-835
Affected: wireshark/wireshark · debian/debian linux
Source: cve@mitre.org

References

http://www.securityfocus.com/bid/97631Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1038262Third Party Advisory, VDB Entry
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13478Issue Tracking, Patch
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=8fc0af859de4993951a915ad735be350221f3f53
https://lists.debian.org/debian-lts-announce/2019/01/msg00010.htmlMailing List, Third Party Advisory
https://security.gentoo.org/glsa/201706-12Third Party Advisory
https://www.wireshark.org/security/wnpa-sec-2017-14.htmlVendor Advisory
http://www.securityfocus.com/bid/97631Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1038262Third Party Advisory, VDB Entry
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13478Issue Tracking, Patch
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=8fc0af859de4993951a915ad735be350221f3f53
https://lists.debian.org/debian-lts-announce/2019/01/msg00010.htmlMailing List, Third Party Advisory
https://security.gentoo.org/glsa/201706-12Third Party Advisory
https://www.wireshark.org/security/wnpa-sec-2017-14.htmlVendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.