Out-of-Bounds Affecting exim-pgsql package, versions <0:4.90.1-2.14.amzn1


Severity

Recommended
0.0
critical
0
10

Based on Amazon Linux security rating.

Threat Intelligence

Exploit Maturity
Mature
EPSS
95.81% (100th percentile)

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  • Snyk IDSNYK-AMZN201803-EXIMPGSQL-1711614
  • published27 Sept 2021
  • disclosed8 Feb 2018

Introduced: 8 Feb 2018

CVE-2018-6789  (opens in a new tab)
CWE-119  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 exim-pgsql to version 0:4.90.1-2.14.amzn1 or higher.
This issue was patched in ALAS-2018-970.

NVD Description

Note: Versions mentioned in the description apply only to the upstream exim-pgsql package and not the exim-pgsql package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

An issue was discovered in the base64d function in the SMTP listener in Exim before 4.90.1. By sending a handcrafted message, a buffer overflow may happen. This can be used to execute code remotely.

CVSS Scores

version 3.1