PT-2023-31053 · Nexkey · Nexkey

Nexryai · Published 2023-11-30 · Updated 2023-12-05 · CVE-2023-49095

Positive Technologies (AI Summary)

CVSS v3.1

8.6

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N

Name of the Vulnerable Software and Affected Versions nexkey versions prior to 12.122.2

Description The issue is related to insufficient validation of ActivityPub requests received in the inbox, which could allow any user to impersonate another user in certain circumstances.

Recommendations For versions prior to 12.122.2, update to version 12.122.2 to resolve the issue. As a temporary workaround, consider restricting access to the inbox functionality to minimize the risk of exploitation.

Exploit

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2023-49095

GHSA-FPXW-RW9V-2GMX

Affected Products

Nexkey

References · 7

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/49xxx/CVE-2023-49095.json · Exploit
• https://github.com/nexryai/nexkey/commit/b96da0eac5a1e75abba94cf926f1251842829bab · Patch
• https://github.com/nexryai/nexkey/security/advisories/GHSA-fpxw-rw9v-2gmx · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2023-49095 · Security Note
• https://osv.dev/vulnerability/CVE-2023-49095 · Vendor Advisory
• https://t.me/cvenotify/62346 · Telegram Post
• https://t.me/cvenotify/61605 · Telegram Post