Two New Safety Flaws Reported in Ghost CMS Running a blog Software program

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Dec 22, 2022Ravie LakshmananWeb site Safety / Vulnerability

Cybersecurity researchers have detailed two safety flaws within the JavaScript-based running a blog platform generally known as Ghost, one among which could possibly be abused to raise privileges by way of specifically crafted HTTP requests.

Tracked as CVE-2022-41654 (CVSS rating: 8.5), the authentication bypass vulnerability that enables unprivileged customers (i.e., members) to make unauthorized modifications to e-newsletter settings.

Cisco Talos, which discovered the shortcoming, mentioned it might allow a member to vary the system-wide default e-newsletter that every one customers are subscribed to by default.


“This provides unprivileged customers the power to view and alter settings they weren’t meant to have entry to,” Ghost noted in an advisory revealed on November 28, 2022. “They don’t seem to be in a position to escalate their privileges completely or get entry to additional data.”

The CMS platform blamed the bug attributable to a “hole” in its API validation, including it discovered no proof that the problem has been exploited within the wild.

Additionally patched by Ghost is an enumeration vulnerability within the login performance (CVE-2022-41697, CVSS rating: 5.3) that would result in the disclosure of delicate data.

Per Talos, this flaw could possibly be leveraged by an attacker to enumerate all legitimate customers of Ghost by supplying an electronic mail tackle, which might then be used to slim down potential targets for a next-stage phishing assault.

The issues have been addressed within the Ghost (Professional) managed internet hosting service, however customers who self-host the service and run a model between 4.46.0 and 4.48.7 or any model of v5 as much as and together with 5.22.6 are required to replace to variations 4.48.8 and 5.22.7.

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