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openbsd vulnerabilities and exploits
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NA
CVE-2001-1415
vi.recover in OpenBSD prior to 3.1 allows local users to remove arbitrary zero-byte files such as device nodes.
Openbsd Openbsd 2.9
Openbsd Openbsd 3.0
5.5
CVSSv3
CVE-2016-6247
OpenBSD 5.8 and 5.9 allows certain local users to cause a denial of service (kernel panic) by unmounting a filesystem with an open vnode on the mnt_vnodelist.
Openbsd Openbsd 5.9
Openbsd Openbsd 5.8
7.5
CVSSv3
CVE-2022-27882
slaacd in OpenBSD 6.9 and 7.0 prior to 2022-03-22 has an integer signedness error and resultant heap-based buffer overflow triggerable by a crafted IPv6 router advertisement. NOTE: privilege separation and pledge can prevent exploitation.
Openbsd Openbsd 6.9
Openbsd Openbsd 7.0
5.5
CVSSv3
CVE-2018-14775
tss_alloc in sys/arch/i386/i386/gdt.c in OpenBSD 6.2 and 6.3 has a Local Denial of Service (system crash) due to incorrect I/O port access control on the i386 architecture.
Openbsd Openbsd 6.3
Openbsd Openbsd 6.2
1 Github repository
NA
CVE-2006-4435
OpenBSD 3.8, 3.9, and possibly earlier versions allows context-dependent malicious users to cause a denial of service (kernel panic) by allocating more semaphores than the default.
Openbsd Openbsd 3.9
Openbsd Openbsd 3.8
NA
CVE-2006-4436
isakmpd in OpenBSD 3.8, 3.9, and possibly earlier versions, creates Security Associations (SA) with a replay window of size 0 when isakmpd acts as a responder during SA negotiation, which allows remote malicious users to replay IPSec packets and bypass the replay protection.
Openbsd Openbsd 3.8
Openbsd Openbsd 3.9
NA
CVE-2009-0780
The aspath_prepend function in rde_attr.c in bgpd in OpenBSD 4.3 and 4.4 allows remote malicious users to cause a denial of service (application crash) via an Autonomous System (AS) advertisement containing a long AS path.
Openbsd Openbsd 4.4
Openbsd Openbsd 4.3
NA
CVE-2006-0098
The dupfdopen function in sys/kern/kern_descrip.c in OpenBSD 3.7 and 3.8 allows local users to re-open arbitrary files by using setuid programs to access file descriptors using /dev/fd/.
Openbsd Openbsd 3.8
Openbsd Openbsd 3.7
NA
CVE-2004-0482
Multiple integer overflows in (1) procfs_cmdline.c, (2) procfs_fpregs.c, (3) procfs_linux.c, (4) procfs_regs.c, (5) procfs_status.c, and (6) procfs_subr.c in procfs for OpenBSD 3.5 and previous versions allow local users to read sensitive kernel memory and possibly perform other ...
Openbsd Openbsd 3.5
Openbsd Openbsd 3.4
NA
CVE-2002-0542
mail in OpenBSD 2.9 and 3.0 processes a tilde (~) escape character in a message even when it is not in interactive mode, which could allow local users to gain root privileges via calls to mail in cron.
Openbsd Openbsd 3.0
Openbsd Openbsd 2.9
1 EDB exploit
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
bypass
open redirect
CVE-2024-4358
CVE-2024-24199
CVE-2024-5550
CVE-2024-5305
CVE-2024-30373
CVE-2024-1800
deserialization
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