CVE-2021-38165

CVSS V2 Low 2.6 CVSS V3 Medium 5.3
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.
Overview
  • CVE ID
  • CVE-2021-38165
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-08-07T18:15:06
  • Last Modified Date
  • 2021-12-02T20:37:43
Weakness Enumerations
CWE URL
CWE-522 http://cwe.mitre.org/data/definitions/522.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:lynx_project:lynx:*:*:*:*:*:*:*:* 1 OR 2.8.9
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:H/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • HIGH
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 2.6
  • Severity
  • LOW
  • Exploitability Score
  • 4.9
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • HIGH
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 5.3
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.6
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://www.openwall.com/lists/oss-security/2021/08/07/1 Mailing List Third Party Advisory
https://github.com/w3c/libwww/blob/f010b4cc58d32f34b162f0084fe093f7097a61f0/Library/src/HTParse.c#L118 Third Party Advisory
https://lynx.invisible-island.net/current/CHANGES.html Release Notes Third Party Advisory
https://bugs.debian.org/991971 Issue Tracking Third Party Advisory
https://www.openwall.com/lists/oss-security/2021/08/07/11 Mailing List
http://www.openwall.com/lists/oss-security/2021/08/07/9 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/08/07/12 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/08/07/11 Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/08/msg00010.html Mailing List Third Party Advisory
https://www.debian.org/security/2021/dsa-4953 Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VKNK7GQBJBUBMJVNKVC7RTCYWUYMFJQW/ Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/K6PZF7JNTFCOJ62HXZG4Q2NEHSZ6IO2V/ Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7YMUHFJJWTZ6HBHTYXVDPNZINGGURHDW/ Mailing List Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-38165
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38165
History
Created Old Value New Value Data Type Notes
2022-05-10 06:43:30 Added to TrackCVE
2022-12-05 07:37:02 2021-08-07T18:15Z 2021-08-07T18:15:06 CVE Published Date updated
2022-12-05 07:37:03 2021-12-02T20:37:43 CVE Modified Date updated
2022-12-05 07:37:03 Analyzed Vulnerability Status updated