CVE-2021-38165 Information

Description

Lynx through 2.8.9 mishandles the userinfo subcomponent of a URI which allows remote attackers to discover cleartext credentials because they may appear in SNI data.

CVSS Vector

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

Reference

https://www.openwall.com/lists/oss-security/2021/08/07/1 https://github.com/w3c/libwww/blob/f010b4cc58d32f34b162f0084fe093f7097a61f0/Library/src/HTParse.c#L118 https://lynx.invisible-island.net/current/CHANGES.html https://bugs.debian.org/991971 https://www.openwall.com/lists/oss-security/2021/08/07/11 http://www.openwall.com/lists/oss-security/2021/08/07/9 http://www.openwall.com/lists/oss-security/2021/08/07/12 http://www.openwall.com/lists/oss-security/2021/08/07/11 https://lists.debian.org/debian-lts-announce/2021/08/msg00010.html https://www.debian.org/security/2021/dsa-4953 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VKNK7GQBJBUBMJVNKVC7RTCYWUYMFJQW/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/K6PZF7JNTFCOJ62HXZG4Q2NEHSZ6IO2V/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7YMUHFJJWTZ6HBHTYXVDPNZINGGURHDW/

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

5.3