Systemd
CVE-2017-15908
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Lifecycle Timeline
1DescriptionCVE.org
In systemd 223 through 235, a remote DNS server can respond with a custom crafted DNS NSEC resource record to trigger an infinite loop in the dns_packet_read_type_window() function of the 'systemd-resolved' service and cause a DoS of the affected service.
AnalysisAI
In systemd 223 through 235, a remote DNS server can respond with a custom crafted DNS NSEC resource record to trigger an infinite loop in the dns_packet_read_type_window() function of the. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity.
Technical ContextAI
This vulnerability is classified under CWE-835. In systemd 223 through 235, a remote DNS server can respond with a custom crafted DNS NSEC resource record to trigger an infinite loop in the dns_packet_read_type_window() function of the 'systemd-resolved' service and cause a DoS of the affected service. Affected products include: Systemd Project Systemd, Canonical Ubuntu Linux. Version information: through 235.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
Stack-based buffer overflow in the getpwnam and getgrnam functions of the NSS module nss-mymachines in systemd. Rated cr
Integer overflow in the valid_user_field function in journal/journald-native.c in systemd allows remote attackers to cau
A flaw in systemd v228 in /src/basic/fs-util.c caused world writable suid files to be created when using the systemd tim
systemd before 247 does not adequately block local privilege escalation for some Sudo configurations, e.g., plausible su
It was discovered that a systemd service that uses DynamicUser property can get new privileges through the execution of
It was discovered that a systemd service that uses DynamicUser property can create a SUID/SGID binary that would be allo
A vulnerability in unit_deserialize of systemd allows an attacker to supply arbitrary state across systemd re-execution
systemd-tmpfiles in systemd through 237 mishandles symlinks present in non-terminal path components, which allows local
In systemd before v242-rc4, it was discovered that pam_systemd does not properly sanitize the environment before using t
A race condition in chown_one() of systemd allows an attacker to cause systemd to set arbitrary permissions on arbitrary
systemd v233 and earlier fails to safely parse usernames starting with a numeric digit (e.g. Rated critical severity (CV
A use-after-free vulnerability was found in systemd. Rated critical severity (CVSS 9.8), this vulnerability is remotely
Same technique Denial Of Service
View allShare
External POC / Exploit Code
Leaving vuln.today