CVE-2017-5977

Public Exploit

Description

The zzip_mem_entry_extra_block function in memdisk.c in zziplib 0.13.62 allows remote attackers to cause a denial of service (invalid memory read and crash) via a crafted ZIP file.

Category

5.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.49%
Third-Party Advisory openwall.com Third-Party Advisory gentoo.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.openwall.com/lists/oss-security/2017/02/14/3 mailing list third party advisory
http://www.securityfocus.com/bid/96268 vdb entry
https://blogs.gentoo.org/ago/2017/02/09/zziplib-invalid-memory-read-in-zzip_mem_entry_extra_block-memdisk-c/ third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2017-5977?
CVE-2017-5977 has been scored as a medium severity vulnerability.
How to fix CVE-2017-5977?
To fix CVE-2017-5977, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-5977 being actively exploited in the wild?
It is possible that CVE-2017-5977 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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