Vulnerability DatabaseCVE-2021-31154
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CVE-2021-31154
May 27, 2021
pleaseedit in please before 0.4 uses predictable temporary filenames in /tmp and the target directory. This allows a local attacker to gain full root privileges by staging a symlink attack.
Affected Packages
pleaser (RUST):
Affected version(s) >=0.1.0 <0.4.0
Fix Suggestion:
Update to version 0.4.0
Related Resources (6)
https://gitlab.com/edneville/please
https://gitlab.com/edneville/please/-/tree/master/src/bin
https://rustsec.org/advisories/RUSTSEC-2021-0102.html
https://nvd.nist.gov/vuln/detail/CVE-2021-31154
https://crates.io/crates/pleaser
https://www.openwall.com/lists/oss-security/2021/05/18/1
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CVSS v4
Base Score:
8.5
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.8
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
CVSS v2
Base Score:
7.2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Weakness Type (CWE)
Generation of Predictable Numbers or Identifiers
CWE-340
Exposure of Resource to Wrong Sphere
CWE-668
Improper Link Resolution Before File Access ('Link Following')
CWE-59
EPSS
Base Score:
0.04