Critical severity · published Oct 20, 2017
CVE-2011-1935
pcap-linux.c in libpcap 1.1.1 before commit ea9432fabdf4b33cbc76d9437200e028f1c47c93 when snaplen is set may truncate packets, which might allow remote attackers to send arbitrary…
9.8
CVSS
3.6%
EPSS
No
On KEV
Description
pcap-linux.c in libpcap 1.1.1 before commit ea9432fabdf4b33cbc76d9437200e028f1c47c93 when snaplen is set may truncate packets, which might allow remote attackers to send arbitrary data while avoiding detection via crafted packets.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.6% · higher than 90% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Libpcap · Tcpdump
1.1.1 before 1.2.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2011-1935
CVE.org
https://www.cve.org/CVERecord?id=CVE-2011-1935
Broken Link
http://article.gmane.org/gmane.network.tcpdump.devel/4968
Broken Link
http://thread.gmane.org/gmane.network.tcpdump.devel/5018
Broken Link
http://www.openwall.com/lists/oss-security/2011/05/19/11
Mailing List
http://www.openwall.com/lists/oss-security/2014/02/08/5
bugs.debian.org
https://bugs.debian.org/cgi-bin/bugreport.cgi?att=1%3Bbug=623868%3Bfilename=0001-Fix-the-calculation-of-the-frame-size-in-memory-mapp.patch%3Bmsg=10
Issue Tracking
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=623868
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