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ossec ossec vulnerabilities and exploits
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7
CVSSv3
CVE-2015-3222
syscheck/seechanges.c in OSSEC 2.7 up to and including 2.8.1 on NIX systems allows local users to execute arbitrary code as root.
Ossec Ossec 2.8.0
Ossec Ossec 2.7.0
Ossec Ossec 2.7.1
Ossec Ossec 2.8.1
1 EDB exploit
NA
CVE-2014-5284
host-deny.sh in OSSEC prior to 2.8.1 writes to temporary files with predictable filenames without verifying ownership, which allows local users to modify access restrictions in hosts.deny and gain root privileges by creating the temporary files before automatic IP blocking is per...
Ossec Ossec
1 EDB exploit
1 Github repository
9.8
CVSSv3
CVE-2020-8444
In OSSEC-HIDS 2.7 up to and including 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to a use-after-free during processing of ossec-alert formatted msgs (received from authenticated remote agents and delivered to the analysisd processing ...
Ossec Ossec
5.5
CVSSv3
CVE-2020-8448
In OSSEC-HIDS 2.7 up to and including 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to a denial of service (NULL pointer dereference) via crafted messages written directly to the analysisd UNIX domain socket by a local user.
Ossec Ossec
8.8
CVSSv3
CVE-2020-8442
In OSSEC-HIDS 2.7 up to and including 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to a heap-based buffer overflow in the rootcheck decoder component via an authenticated client.
Ossec Ossec
5.5
CVSSv3
CVE-2020-8446
In OSSEC-HIDS 2.7 up to and including 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to path traversal (with write access) via crafted syscheck messages written directly to the analysisd UNIX domain socket by a local user.
Ossec Ossec
9.8
CVSSv3
CVE-2020-8443
In OSSEC-HIDS 2.7 up to and including 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to an off-by-one heap-based buffer overflow during the cleaning of crafted syslog msgs (received from authenticated remote agents and delivered to the an...
Ossec Ossec
9.8
CVSSv3
CVE-2020-8445
In OSSEC-HIDS 2.7 up to and including 3.5.0, the OS_CleanMSG function in ossec-analysisd doesn't remove or encode terminal control characters or newlines from processed log messages. In many cases, those characters are later logged. Because newlines (\n) are permitted in mes...
Ossec Ossec
9.8
CVSSv3
CVE-2020-8447
In OSSEC-HIDS 2.7 up to and including 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to a use-after-free during processing of syscheck formatted msgs (received from authenticated remote agents and delivered to the analysisd processing que...
Ossec Ossec
7.5
CVSSv3
CVE-2021-28040
An issue exists in OSSEC 3.6.0. An uncontrolled recursion vulnerability in os_xml.c occurs when a large number of opening and closing XML tags is used. Because recursion is used in _ReadElem without restriction, an attacker can trigger a segmentation fault once unmapped memory is...
Ossec Ossec 3.6.0
1 Github repository
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
buffer overflow
type confusion
server-side request forgery
CVE-2024-38440
CVE-2024-27801
CVE-2024-5868
CVE-2024-0582
CVE-2024-37643
CVE-2024-3105
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