Access Restriction Bypass Affecting exim/exim package, versions [,4.89.1)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-EXIMEXIM-2364573
- published26 Jan 2022
- disclosed19 Jun 2017
- creditUnknown
Introduced: 19 Jun 2017
CVE-2017-1000369 (opens in a new tab)How to fix?
Upgrade exim/exim to version 4.89.1 or higher.
Overview
Affected versions of this package are vulnerable to Access Restriction Bypass. Exim supports the use of multiple "-p" command line arguments which are malloc()'ed and never free()'ed, used in conjunction with other issues allows attackers to cause arbitrary code execution. This affects exim version 4.89 and earlier. Please note that at this time upstream has released a patch (commit 65e061b76867a9ea7aeeb535341b790b90ae6c21), but it is not known if a new point release is available that addresses this issue at this time.