Unscored severity · published Aug 11, 2009
CVE-2009-0687
The pf_test_rule function in OpenBSD Packet Filter (PF), as used in OpenBSD 4.2 through 4.5, NetBSD 5.0 before RC3, MirOS 10 and earlier, and MidnightBSD 0.3-current allows remote…
–
CVSS
9.5%
EPSS
No
On KEV
Description
The pf_test_rule function in OpenBSD Packet Filter (PF), as used in OpenBSD 4.2 through 4.5, NetBSD 5.0 before RC3, MirOS 10 and earlier, and MidnightBSD 0.3-current allows remote attackers to cause a denial of service (panic) via crafted IP packets that trigger a NULL pointer dereference during translation, related to an IPv4 packet with an ICMPv6 payload.
Exploitation
Is it being used?
Exploit prediction (EPSS)9.5% · higher than 95% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MI
Midnightbsd · Midnightbsd
0.3-current · source: NVD
MI
Miros · Mirbsd
through 10 · source: NVD
NE
Netbsd · Netbsd
5.0 · source: NVD
OP
Openbsd · Openbsd
4.2; 4.3; 4.4; 4.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2009-0687
CVE.org
https://www.cve.org/CVERecord?id=CVE-2009-0687
Vendor Advisory
http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2009-001.txt.asc
www.helith.net
http://www.helith.net/txt/multiple_vendor-PF_null_pointer_dereference.txt
Patch
http://www.openbsd.org/errata43.html#013_pf
Patch
http://www.openbsd.org/errata44.html#013_pf
Patch
http://www.openbsd.org/errata45.html#002_pf
More from Midnightbsd
5.5
CVE-2020-24863
A memory corruption vulnerability was found in the kernel function kern_getfsstat in MidnightBSD before 1.2.7 and 1.3 through 2020-08-19, and FreeBSD through 11.4, that allows an…
5.5
CVE-2020-24385
In MidnightBSD before 1.2.6 and 1.3 before August 2020, and FreeBSD before 7, a NULL pointer dereference was found in the Linux emulation layer that allows attackers to crash the…
–
CVE-2008-4609
The TCP implementation in (1) Linux, (2) platforms based on BSD Unix, (3) Microsoft Windows, (4) Cisco products, and probably other operating systems allows remote attackers to…
–
CVE-2006-6013
Integer signedness error in the fw_ioctl (FW_IOCTL) function in the FireWire (IEEE-1394) drivers (dev/firewire/fwdev.c) in various BSD kernels, including DragonFlyBSD, FreeBSD…