Libical
CVE-2016-9584
CRITICAL
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Lifecycle Timeline
1DescriptionCVE.org
libical allows remote attackers to cause a denial of service (use-after-free) and possibly read heap memory via a crafted ics file.
AnalysisAI
libical allows remote attackers to cause a denial of service (use-after-free) and possibly read heap memory via a crafted ics file. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Use After Free (CWE-416), which allows attackers to access freed memory to execute arbitrary code or crash the application. libical allows remote attackers to cause a denial of service (use-after-free) and possibly read heap memory via a crafted ics file. Affected products include: Libical Project Libical.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use smart pointers or garbage-collected languages. Set pointers to NULL after freeing. Enable memory sanitizers.
The icaltime_from_string function in libical 0.47 and 1.0 allows remote attackers to cause a denial of service (out-of-b
The parser_get_next_char function in libical 0.47 and 1.0 allows remote attackers to cause a denial of service (out-of-b
The icalparser_parse_string function in libical 0.47 and 1.0 allows remote attackers to cause a denial of service (out-o
The icalproperty_new_clone function in libical 0.47 and 1.0 allows remote attackers to cause a denial of service (use-af
libical 1.0 allows remote attackers to cause a denial of service (use-after-free) via a crafted ics file. Rated medium s
Same weakness CWE-416 – Use After Free
View allSame technique Denial Of Service
View allShare
External POC / Exploit Code
Leaving vuln.today