CVEvulnerability
CVE-2011-1020
4.6 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2011-02-28
- Last modified
- 2026-06-16
- Assigner
- [email protected]
- CVSS 2.0 ([email protected])
- 4.6 MEDIUM — AV:L/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-200
Description
The proc filesystem implementation in the Linux kernel 2.6.37 and earlier does not restrict access to the /proc directory tree of a process after this process performs an exec of a setuid program, which allows local users to obtain sensitive information or cause a denial of service via open, lseek, read, and write system calls.
Affected configurations
• linux linux kernel (< 2.6.37)
Related
Weakness · CWE (1)
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor weakness
References
- http://openwall.com/lists/oss-security/2011/02/24/18 Mailing List, Third Party Advisory
- http://openwall.com/lists/oss-security/2011/02/25/2 Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2011/Jan/421 Exploit, Mailing List, Third Party Advisory
- http://secunia.com/advisories/43496 Third Party Advisory
- http://securityreason.com/securityalert/8107 Third Party Advisory
- http://www.halfdog.net/Security/2011/SuidBinariesAndProcInterface/ Exploit, Third Party Advisory
- http://www.securityfocus.com/bid/46567 Third Party Advisory, VDB Entry
- https://exchange.xforce.ibmcloud.com/vulnerabilities/65693 Third Party Advisory, VDB Entry
- https://lkml.org/lkml/2011/2/10/21 Mailing List, Third Party Advisory
- https://lkml.org/lkml/2011/2/7/368 Exploit, Mailing List, Third Party Advisory
- https://lkml.org/lkml/2011/2/7/404 Mailing List, Third Party Advisory
- https://lkml.org/lkml/2011/2/7/414 Mailing List, Third Party Advisory
- https://lkml.org/lkml/2011/2/7/466 Mailing List, Third Party Advisory
- https://lkml.org/lkml/2011/2/7/474 Mailing List, Third Party Advisory
- https://lkml.org/lkml/2011/2/9/417 Mailing List, Third Party Advisory
- http://openwall.com/lists/oss-security/2011/02/24/18 Mailing List, Third Party Advisory
- http://openwall.com/lists/oss-security/2011/02/25/2 Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2011/Jan/421 Exploit, Mailing List, Third Party Advisory
- http://secunia.com/advisories/43496 Third Party Advisory
- http://securityreason.com/securityalert/8107 Third Party Advisory
- http://www.halfdog.net/Security/2011/SuidBinariesAndProcInterface/ Exploit, Third Party Advisory
- http://www.securityfocus.com/bid/46567 Third Party Advisory, VDB Entry
- https://exchange.xforce.ibmcloud.com/vulnerabilities/65693 Third Party Advisory, VDB Entry
- https://lkml.org/lkml/2011/2/10/21 Mailing List, Third Party Advisory
- https://lkml.org/lkml/2011/2/7/368 Exploit, Mailing List, Third Party Advisory
- https://lkml.org/lkml/2011/2/7/404 Mailing List, Third Party Advisory
- https://lkml.org/lkml/2011/2/7/414 Mailing List, Third Party Advisory
- https://lkml.org/lkml/2011/2/7/466 Mailing List, Third Party Advisory
- https://lkml.org/lkml/2011/2/7/474 Mailing List, Third Party Advisory
- https://lkml.org/lkml/2011/2/9/417 Mailing List, Third Party Advisory