8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
6.5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:P/A:P
robrichards/xmlseclibs is vulnerable to signature verification bypass. The implementation of the SAML 2.0 protocol allows for the circumvention of XML signature verification on SAML messages due to the failure to ensure only a single SignedInfo
element exists within the signature.
CPE | Name | Operator | Version |
---|---|---|---|
robrichards/xmlseclibs | le | 3.0.3 |
github.com/robrichards/xmlseclibs/commit/0a53d3c3aa87564910cae4ed01416441d3ae0db5
lists.debian.org/debian-lts-announce/2019/11/msg00003.html
lists.fedoraproject.org/archives/list/[email protected]/message/7KID7C4AZPYYIZQIPSLANP4R2RQR6YK3/
lists.fedoraproject.org/archives/list/[email protected]/message/AB34ILMJ67CUROBOR6YPKB46VHXLOAJ4/
lists.fedoraproject.org/archives/list/[email protected]/message/ESKJTWLE7QZBQ3EKMYXKMBQG3JDEJWM6/
lists.fedoraproject.org/archives/list/[email protected]/message/HBE2SJSXG7J4XYLJ2H6HC2VPPOG2OMUN/
lists.fedoraproject.org/archives/list/[email protected]/message/MAWOVYLZKYDCQBLQEJCFAAD3KQTBPHXE/
lists.fedoraproject.org/archives/list/[email protected]/message/XBSSRV5Q7JFCYO46A3EN624UZ4KXFQ2M/
seclists.org/bugtraq/2019/Nov/8
simplesamlphp.org/security/201911-01
www.debian.org/security/2019/dsa-4560
www.drupal.org/project/saml_idp/issues/3092750
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
6.5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:P/A:P