Vulnerability 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 Score
5.3
MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Lynx Project | Lynx | <= 2.8.9 |
| Debian | Debian Linux | 9.0 |
| Fedoraproject | Fedora | 33 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2021/08/07/11Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2021/08/07/12Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2021/08/07/9Mailing ListThird Party Advisory
- https://bugs.debian.org/991971Issue TrackingThird Party Advisory
- https://github.com/w3c/libwww/blob/f010b4cc58d32f34b162f0084fe093f7097a61f0/LibrThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/08/msg00010.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lynx.invisible-island.net/current/CHANGES.htmlRelease NotesThird Party Advisory
- https://www.debian.org/security/2021/dsa-4953Third Party Advisory
- https://www.openwall.com/lists/oss-security/2021/08/07/1Mailing ListThird 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 ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2021/08/07/12Mailing ListThird Party Advisory
FAQ
What is CVE-2021-38165?
CVE-2021-38165 is a vulnerability with a CVSS score of 5.3 (MEDIUM). 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.
How severe is CVE-2021-38165?
CVE-2021-38165 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-38165?
Check the references section above for vendor advisories and patch information. Affected products include: Lynx Project Lynx, Debian Debian Linux, Fedoraproject Fedora.