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CVE-2020-25696

Status Candidate

Overview

A flaw was found in the psql interactive terminal of PostgreSQL in versions before 13.1, before 12.5, before 11.10, before 10.15, before 9.6.20 and before 9.5.24. If an interactive psql session uses gset when querying a compromised server, the attacker can execute arbitrary code as the operating system account running psql. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Related Files

Ubuntu Security Notice USN-4633-1
Posted Nov 17, 2020
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4633-1 - Peter Eisentraut discovered that PostgreSQL incorrectly handled connection security settings. Client applications could possibly be connecting with certain security parameters dropped, contrary to expectations. Etienne Stalmans discovered that PostgreSQL incorrectly handled the security restricted operation sandbox. An authenticated remote attacker could possibly use this issue to execute arbitrary SQL functions as a superuser. Various other issues were also addressed.

tags | advisory, remote, arbitrary
systems | linux, ubuntu
advisories | CVE-2020-25694, CVE-2020-25695, CVE-2020-25696
MD5 | 7a1f8a3e69e9532a6647338dbaa42eec
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