CVE-2011-1020 : Detail

CVE-2011-1020

A01-Broken Access Control
0.42%V4
Local
2011-02-28
14h00 +00:00
2017-08-16
12h57 +00:00
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CVE Descriptions

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.

CVE Informations

Related Weaknesses

CWE-ID Weakness Name Source
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

Metrics

Metrics Score Severity CVSS Vector Source
V2 4.6 AV:L/AC:L/Au:N/C:P/I:P/A:P nvd@nist.gov

EPSS

EPSS is a scoring model that predicts the likelihood of a vulnerability being exploited.

EPSS Score

The EPSS model produces a probability score between 0 and 1 (0 and 100%). The higher the score, the greater the probability that a vulnerability will be exploited.

EPSS Percentile

The percentile is used to rank CVE according to their EPSS score. For example, a CVE in the 95th percentile according to its EPSS score is more likely to be exploited than 95% of other CVE. Thus, the percentile is used to compare the EPSS score of a CVE with that of other CVE.

Exploit information

Exploit Database EDB-ID : 41770

Publication date : 2011-01-16 23h00 +00:00
Author : halfdog
EDB Verified : No

Products Mentioned

Configuraton 0

Linux>>Linux_kernel >> Version To (excluding) 2.6.37

References

http://securityreason.com/securityalert/8107
Tags : third-party-advisory, x_refsource_SREASON
http://secunia.com/advisories/43496
Tags : third-party-advisory, x_refsource_SECUNIA
http://openwall.com/lists/oss-security/2011/02/24/18
Tags : mailing-list, x_refsource_MLIST
https://lkml.org/lkml/2011/2/7/466
Tags : mailing-list, x_refsource_MLIST
http://openwall.com/lists/oss-security/2011/02/25/2
Tags : mailing-list, x_refsource_MLIST
https://lkml.org/lkml/2011/2/7/414
Tags : mailing-list, x_refsource_MLIST
https://lkml.org/lkml/2011/2/10/21
Tags : mailing-list, x_refsource_MLIST
http://www.securityfocus.com/bid/46567
Tags : vdb-entry, x_refsource_BID
https://lkml.org/lkml/2011/2/7/368
Tags : mailing-list, x_refsource_MLIST
https://lkml.org/lkml/2011/2/9/417
Tags : mailing-list, x_refsource_MLIST
https://lkml.org/lkml/2011/2/7/474
Tags : mailing-list, x_refsource_MLIST
https://lkml.org/lkml/2011/2/7/404
Tags : mailing-list, x_refsource_MLIST
http://seclists.org/fulldisclosure/2011/Jan/421
Tags : mailing-list, x_refsource_FULLDISC