CVE-2009-0343
Niels Provos Systrace 1.6f and earlier on the x86_64 Linux platform allows local users to bypass intended access restrictions by making a 32-bit syscall with a syscall number that corresponds to a policy-compliant 64-bit syscall, related to race…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.82%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Niels Provos Systrace 1.6f and earlier on the x86_64 Linux platform allows local users to bypass intended access restrictions by making a 32-bit syscall with a syscall number that corresponds to a policy-compliant 64-bit syscall, related to race conditions that occur in monitoring 64-bit processes.
- CVSS 2.0
- 7.2 HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C
- EPSS
- 0.82% probability · 55th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-264
- Affected
- niels provos/systrace
- Source
- cve@mitre.org
References
- http://scary.beasts.org/security/CESA-2009-001.htmlExploit
- http://scarybeastsecurity.blogspot.com/2009/01/bypassing-syscall-filtering.html
- http://www.citi.umich.edu/u/provos/systrace/
- http://www.securityfocus.com/archive/1/500377/100/0/threaded
- http://www.securityfocus.com/bid/33417Exploit
- http://scary.beasts.org/security/CESA-2009-001.htmlExploit
- http://scarybeastsecurity.blogspot.com/2009/01/bypassing-syscall-filtering.html
- http://www.citi.umich.edu/u/provos/systrace/
- http://www.securityfocus.com/archive/1/500377/100/0/threaded
- http://www.securityfocus.com/bid/33417Exploit
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.