Vulnerability Details : CVE-2011-1573
net/sctp/sm_make_chunk.c in the Linux kernel before 2.6.34, when addip_enable and auth_enable are used, does not consider the amount of zero padding during calculation of chunk lengths for (1) INIT and (2) INIT ACK chunks, which allows remote attackers to cause a denial of service (OOPS) via crafted packet data.
Vulnerability category: Denial of service
Products affected by CVE-2011-1573
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Threat overview for CVE-2011-1573
Top countries where our scanners detected CVE-2011-1573
Top open port discovered on systems with this issue
49152
IPs affected by CVE-2011-1573 2,734
Threat actors abusing to this issue?
Yes
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Exploit prediction scoring system (EPSS) score for CVE-2011-1573
0.98%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 83 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2011-1573
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
5.9
|
MEDIUM | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
2.2
|
3.6
|
NIST |
CWE ids for CVE-2011-1573
-
The product performs a calculation that generates incorrect or unintended results that are later used in security-critical decisions or resource management.Assigned by: nvd@nist.gov (Primary)
References for CVE-2011-1573
-
https://bugzilla.redhat.com/show_bug.cgi?id=695383
695383 – (CVE-2011-1573) CVE-2011-1573 kernel: sctp: fix to calc the INIT/INIT-ACK chunk length correctly to setExploit;Issue Tracking;Patch;Third Party Advisory
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http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=a8170c35e738d62e9919ce5b109cf4ed66e95bde
-
http://openwall.com/lists/oss-security/2011/04/11/12
oss-security - Re: CVE request - kernel: sctp: fix to calc the INIT/INIT-ACK chunk length correctly to setMailing List;Patch;Third Party Advisory
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http://rhn.redhat.com/errata/RHSA-2011-0927.html
RHSA-2011:0927 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
http://openwall.com/lists/oss-security/2011/04/11/4
oss-security - CVE request - kernel: sctp: fix to calc the INIT/INIT-ACK chunk length correctly to setMailing List;Patch;Third Party Advisory
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