CVE-2021-31826

Katalog CVE

CVSS 7.5 · High EPSS 2,0%

Kerentanan NULL Pointer Dereference pada shibboleth service provider. Skor CVSS 3.1 7.5 (High) menurut NVD.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

27 April 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

7.5 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-476: NULL Pointer Dereference

EPSS (30 hari)

2,0% peluang dieksploitasi; lebih tinggi dari 80,2% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://issues.shibboleth.net/jira/browse/SSPCPP-927 exploit · patch · advisory vendor
• https://shibboleth.net/community/advisories/secadv_20210426.txt advisory vendor
• https://bugs.debian.org/987608 mailing list · advisory pihak ketiga
• https://www.debian.org/security/2021/dsa-4905 advisory pihak ketiga
• https://git.shibboleth.net/view/?p=cpp-sp.git%3Ba=commit%3Bh=5a47c3b9378f4c49392dd4d15189b70956f9f2ec