Buffer overflow in Libarchive
CVE-2016-4302
Heap-based buffer overflow in the parse_codes function in archive_read_support_format_rar.c in libarchive before 3.2.1 allows remote attackers to execute arbitrary code via a RAR file with a zero-sized dictionary.
Vulnerability class: Buffer Overflow
EPSS: 0.015 (81.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Libarchive
- Redhat Enterprise_linux_desktop — versions 7.0
- Redhat Enterprise_linux_hpc_node — versions 7.0
- Redhat Enterprise_linux_hpc_node_eus — versions 7.2
- Redhat Enterprise_linux_server — versions 7.0
- Redhat Enterprise_linux_server_aus — versions 7.2
- Redhat Enterprise_linux_server_eus — versions 7.2
- Redhat Enterprise_linux_workstation — versions 7.0
- N/a — versions n/a
Weakness classification (CWE)
References
- RHSA-2016:1844 (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- cret@cert.org (x_refsource_CONFIRM)
- cret@cert.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cret@cert.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cret@cert.org (x_refsource_CONFIRM, Patch, Issue Tracking)
- cret@cert.org (x_refsource_CONFIRM)
- 91331 (Third Party Advisory, VDB Entry, vdb-entry, x_refsource_BID)
- cret@cert.org (x_refsource_CONFIRM, Issue Tracking)
- GLSA-201701-03 (vendor-advisory, x_refsource_GENTOO)
- DSA-3657 (vendor-advisory, x_refsource_DEBIAN)
Frequently asked questions
- What is CVE-2016-4302?
- CVE-2016-4302 is a high-severity vulnerability in Libarchive, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2016-09-21.
- How severe is CVE-2016-4302?
- High severity. CVSS v3 base score is 7.8 out of 10.