CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
65.0%
Shibboleth Service Provider 3.x before 3.2.2 is prone to a NULL pointer
dereference flaw involving the session recovery feature. The flaw is
exploitable (for a daemon crash) on systems not using this feature if a
crafted cookie is supplied.
Author | Note |
---|---|
sbeattie | does not affect src:shibboleth-sp2 |
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 20.04 | noarch | shibboleth-sp | < 3.0.4+dfsg1-1ubuntu0.2 | UNKNOWN |
bugs.debian.org/987608
git.shibboleth.net/view/?p=cpp-sp.git;a=commit;h=5a47c3b9378f4c49392dd4d15189b70956f9f2ec
issues.shibboleth.net/jira/browse/SSPCPP-927
launchpad.net/bugs/cve/CVE-2021-31826
nvd.nist.gov/vuln/detail/CVE-2021-31826
security-tracker.debian.org/tracker/CVE-2021-31826
shibboleth.net/community/advisories/secadv_20210426.txt
www.cve.org/CVERecord?id=CVE-2021-31826
www.debian.org/security/2021/dsa-4905
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
65.0%