PT-2021-10271 · Gate One · Gateone

Zh3-H4Ck · Published 2021-10-06 · Updated 2022-09-14 · CVE-2020-19003

Positive Technologies (AI Summary)

CVSS v4.0

6.9

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: Gate One version 1.2.0

Description: The issue allows attackers to bypass the verification check done by the origins list and connect to Gate One instances used by hosts not on the origins list.

Recommendations: For Gate One version 1.2.0, consider restricting access to the origins list to prevent unauthorized connections until a patch is available. As a temporary workaround, review and manually verify the hosts connected to Gate One instances to ensure they are authorized. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Authentication Bypass by Spoofing

Weakness Enumeration

CWE-290

Related Identifiers

CVE-2020-19003

GHSA-Q6J2-G8QF-WVF7

PYSEC-2021-423

Affected Products

Gateone

References · 10

• 🔥 https://github.com/liftoff/GateOne/issues/728 · Exploit
• https://osv.dev/vulnerability/CVE-2020-19003 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-19003 · Security Note
• https://osv.dev/vulnerability/PYSEC-2021-423 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-q6j2-g8qf-wvf7 · Vendor Advisory
• https://github.com/liftoff/GateOne · Note
• https://github.com/pypa/advisory-database/tree/main/vulns/gateone/PYSEC-2021-423.yaml · Note
• https://t.me/cibsecurity/30037 · Telegram Post
• https://cwe.mitre.org/data/definitions/290.html · Note
• https://github.com/advisories/GHSA-q6j2-g8qf-wvf7 · Note