VulnerabilityModified
CVE-2021-31155
Failure to normalize the umask in please before 0.4 allows a local attacker to gain full root privileges if they are allowed to execute at least one command.
HIGH 7.8EPSS 0.41%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.41%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Failure to normalize the umask in please before 0.4 allows a local attacker to gain full root privileges if they are allowed to execute at least one command.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.41% probability · 34th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-732
- Affected
- umask project/umask
- Source
- cve@mitre.org
References
- https://gitlab.com/edneville/please/-/tree/master/src/binThird Party Advisory
- https://www.openwall.com/lists/oss-security/2021/05/18/1Exploit, Mailing List, Third Party Advisory
- https://gitlab.com/edneville/please/-/tree/master/src/binThird Party Advisory
- https://www.openwall.com/lists/oss-security/2021/05/18/1Exploit, Mailing List, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.