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.
Metrics
CVSS 3.1 5.3/10
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:NWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://www.openwall.com/lists/oss-security/2021/08/07/11Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2021/08/07/12Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2021/08/07/9Mailing List, Third Party Advisory
- https://bugs.debian.org/991971Issue Tracking, Third Party Advisory
- https://github.com/w3c/libwww/blob/f010b4cc58d32f34b162f0084fe093f7097a61f0/Library/src/HTParse.c#L118Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/08/msg00010.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7YMUHFJJWTZ6HBHTYXVDPNZINGGURHDW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K6PZF7JNTFCOJ62HXZG4Q2NEHSZ6IO2V/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VKNK7GQBJBUBMJVNKVC7RTCYWUYMFJQW/
- https://lynx.invisible-island.net/current/CHANGES.htmlRelease Notes, Third Party Advisory
- https://www.debian.org/security/2021/dsa-4953Third Party Advisory
- https://www.openwall.com/lists/oss-security/2021/08/07/1Mailing List, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2021/08/07/11Mailing List
- http://www.openwall.com/lists/oss-security/2021/08/07/11Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2021/08/07/12Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2021/08/07/9Mailing List, Third Party Advisory
- https://bugs.debian.org/991971Issue Tracking, Third Party Advisory
- https://github.com/w3c/libwww/blob/f010b4cc58d32f34b162f0084fe093f7097a61f0/Library/src/HTParse.c#L118Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/08/msg00010.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7YMUHFJJWTZ6HBHTYXVDPNZINGGURHDW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K6PZF7JNTFCOJ62HXZG4Q2NEHSZ6IO2V/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VKNK7GQBJBUBMJVNKVC7RTCYWUYMFJQW/
- https://lynx.invisible-island.net/current/CHANGES.htmlRelease Notes, Third Party Advisory
- https://www.debian.org/security/2021/dsa-4953Third Party Advisory
- https://www.openwall.com/lists/oss-security/2021/08/07/1Mailing List, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2021/08/07/11Mailing List
Timeline
- Published
- Aug 7, 2021
- Last modified
- Jun 17, 2026
- NVD status
- Modified