PT-2018-9533 · Privacyidea · Privacyidea

Renini · Published 2018-10-08 · Updated 2019-01-14 · CVE-2018-1000809

Positive Technologies (AI Summary)

CVSS v4.0

8.7

High

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions privacyIDEA versions prior to 2.23.2

Description The issue is related to improper input validation in the token validation API, which can lead to a Denial-of-Service. This can be exploited via an HTTP request to the "/validate/check" API endpoint with specific parameters, such as user= and pass=.

Recommendations For versions prior to 2.23.2, update to version 2.23.2 or later to resolve the issue. As a temporary workaround, consider restricting access to the "/validate/check" API endpoint until the update is applied. Avoid using the user and pass parameters in the affected API endpoint until the issue is resolved.

Exploit

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2018-1000809

GHSA-7QQV-R2Q4-JXHM

PYSEC-2018-20

Affected Products

Privacyidea

References · 9

• 🔥 https://github.com/privacyidea/privacyidea/issues/1227 · Exploit
• https://github.com/privacyidea/privacyidea/commit/a3edc09beffa2104f357fe24971ea3211ce40751 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2018-1000809 · Security Note
• https://osv.dev/vulnerability/PYSEC-2018-20 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-1000809 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-7qqv-r2q4-jxhm · Vendor Advisory
• https://github.com/privacyidea/privacyidea · Note
• https://github.com/pypa/advisory-database/tree/main/vulns/privacyidea/PYSEC-2018-20.yaml · Note
• https://github.com/advisories/GHSA-7qqv-r2q4-jxhm · Note