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hardlink vulnerabilities and exploits
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CVE-2023-0652
Due to a hardlink created in the ProgramData folder during the repair process of the software, the installer (MSI) of WARP Client for Windows (<= 2022.12.582.0) allowed a malicious malicious user to forge the destination of the hardlink and escalate privileges, overwriting SYS...
Cloudflare Warp
6.9
CVSSv2
CVE-2021-44730
snapd 2.54.2 did not properly validate the location of the snap-confine binary. A local attacker who can hardlink this binary to another location to cause snap-confine to execute other arbitrary binaries and hence gain privilege escalation. Fixed in snapd versions 2.54.3+18.04, 2...
Canonical Snapd
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 20.04
Canonical Ubuntu Linux 21.10
Fedoraproject Fedora 34
Fedoraproject Fedora 35
Debian Debian Linux 10.0
Debian Debian Linux 11.0
2.1
CVSSv2
CVE-2020-9451
An issue exists in Acronis True Image 2020 24.5.22510. anti_ransomware_service.exe keeps a log in a folder where unprivileged users have write permissions. The logs are generated in a predictable pattern, allowing an unprivileged user to create a hardlink from a (not yet created)...
Acronis True Image 2020 24.5.22510
7.2
CVSSv2
CVE-2020-9452
An issue exists in Acronis True Image 2020 24.5.22510. anti_ransomware_service.exe includes functionality to quarantine files by copying a suspected ransomware file from one directory to another using SYSTEM privileges. Because unprivileged users have write permissions in the qua...
Acronis True Image 2020 24.5.22510
2.1
CVSSv2
CVE-2021-27851
A security vulnerability that can lead to local privilege escalation has been found in ’guix-daemon’. It affects multi-user setups in which ’guix-daemon’ runs locally. The attack consists in having an unprivileged user spawn a build process, for instance w...
Gnu Guix
2.1
CVSSv2
CVE-2014-1420
On desktop, Ubuntu UI Toolkit's StateSaver would serialise data on tmp/ files which an attacker could use to expose potentially sensitive data. StateSaver would also open files without the O_EXCL flag. An attacker could exploit this to launch a symlink attack, though this is...
Canonical Ubuntu-ui-toolkit
7.2
CVSSv2
CVE-2019-19741
Electronic Arts Origin 10.5.55.33574 is vulnerable to local privilege escalation due to arbitrary directory DACL manipulation, a different issue than CVE-2019-19247 and CVE-2019-19248. When Origin.exe connects to the named pipe OriginClientService, the privileged service verifies...
Ea Origin
6.8
CVSSv2
CVE-2011-3630
Hardlink prior to 0.1.2 suffer from multiple stack-based buffer overflow flaws because of the way directory trees with deeply nested directories are processed. A remote attacker could provide a specially-crafted directory tree, and trick the local user into consolidating it, lead...
Hardlink Project Hardlink
Debian Debian Linux 8.0
Debian Debian Linux 9.0
Debian Debian Linux 10.0
Redhat Enterprise Linux 5.0
Redhat Enterprise Linux 6.0
6.8
CVSSv2
CVE-2011-3631
Hardlink prior to 0.1.2 has multiple integer overflows leading to heap-based buffer overflows because of the way string lengths concatenation is done in the calculation of the required memory space to be used. A remote attacker could provide a specially-crafted directory tree and...
Hardlink Project Hardlink
Debian Debian Linux 8.0
Debian Debian Linux 9.0
Debian Debian Linux 10.0
Redhat Enterprise Linux 5.0
Redhat Enterprise Linux 6.0
3.6
CVSSv2
CVE-2011-3632
Hardlink prior to 0.1.2 operates on full file system objects path names which can allow a local malicious user to use this flaw to conduct symlink attacks.
Hardlink Project Hardlink
Debian Debian Linux 8.0
Debian Debian Linux 9.0
Debian Debian Linux 10.0
Redhat Enterprise Linux 5.0
Redhat Enterprise Linux 6.0
CVSSv2
CVSSv2
CVSSv3
VMScore
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