Use After Free Affecting remctl package, versions <3.14-1
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-DEBIAN12-REMCTL-1558850
- published3 Apr 2018
- disclosed3 Apr 2018
Introduced: 3 Apr 2018
CVE-2018-0493 (opens in a new tab)How to fix?
Upgrade Debian:12 remctl to version 3.14-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream remctl package and not the remctl package as distributed by Debian.
See How to fix? for Debian:12 relevant fixed versions and status.
remctld in remctl before 3.14, when an attacker is authorized to execute a command that uses the sudo option, has a use-after-free that leads to a daemon crash, memory corruption, or arbitrary command execution.
References
- https://security-tracker.debian.org/tracker/CVE-2018-0493
- https://git.eyrie.org/?p=kerberos/remctl.git;a=commit;h=86c7e44090c988112a37589d2c7a94029eb5e641
- https://www.eyrie.org/~eagle/software/remctl/security/2018-04-01.html
- https://www.debian.org/security/2018/dsa-4159
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-0493
- https://git.eyrie.org/?p=kerberos/remctl.git%3Ba=commit%3Bh=86c7e44090c988112a37589d2c7a94029eb5e641