CVE-2021-3515 describes a shell injection vulnerability in pglogical versions prior to 2.3.4 and 3.6.26. An attacker with CREATEDB privileges can exploit this flaw by crafting a malicious database name, leading to arbitrary shell command execution as the postgresql user when pglogical.create_subscription() is invoked. This vulnerability has a CVSS score of 6.7 (Medium), indicating high impact on confidentiality, integrity, and availability, with local access and high privileges required. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.3.4CPE matchmatch criteria | cpe:2.3:a:2ndquadrant:pglogical:*:*:*:*:*:*:*:* | ||
>= 3.0.0, < 3.6.26CPE matchmatch criteria | cpe:2.3:a:2ndquadrant:pglogical:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.