CVE-2012-3485
Tunnelblick 3.3beta20 and earlier relies on argv[0] to determine the name of an appropriate (1) kernel module pathname or (2) executable file pathname, which allows local users to gain privileges via an execl system call.
Does this matter?
2 public exploits are published in Exploit-DB (verified) and the impact is high, while EPSS rates exploitation at 3.8%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use.
Description
Tunnelblick 3.3beta20 and earlier relies on argv[0] to determine the name of an appropriate (1) kernel module pathname or (2) executable file pathname, which allows local users to gain privileges via an execl system call.
- CVSS 2.0
- 7.2 HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C
- EPSS
- 3.78% probability · 90th percentile
- Public exploits
- 2 in Exploit-DB · verified · first 11 August 2012
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- google/tunnelblick
- Source
- secalert@redhat.com
EPSS 3.8% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
Public exploits (2)
Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.
References
- http://archives.neohapsis.com/archives/fulldisclosure/2012-08/0122.html
- http://code.google.com/p/tunnelblick/issues/detail?id=212
- http://git.zx2c4.com/Pwnnel-Blicker/tree/pwnnel-blicker-for-kids.sh
- http://www.exploit-db.com/exploits/24578
- http://www.openwall.com/lists/oss-security/2012/08/14/1
- http://archives.neohapsis.com/archives/fulldisclosure/2012-08/0122.html
- http://code.google.com/p/tunnelblick/issues/detail?id=212
- http://git.zx2c4.com/Pwnnel-Blicker/tree/pwnnel-blicker-for-kids.sh
- http://www.exploit-db.com/exploits/24578
- http://www.openwall.com/lists/oss-security/2012/08/14/1
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.