PT-2017-16804 · Zziplib+3 · Zziplib+3

Agostino Sarubbo · Published 2017-03-01 · Updated 2017-11-04 · CVE-2017-5980

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions zziplib version 0.13.62

Description The issue allows remote attackers to cause a denial of service, resulting in a crash due to a NULL pointer dereference. This can be achieved by providing a crafted ZIP file. The zzip mem entry new function in memdisk.c is the vulnerable component.

Recommendations For zziplib version 0.13.62, consider avoiding the use of the zzip mem entry new function until a patch is available. As a temporary workaround, restrict the handling of ZIP files from untrusted sources to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

ALT-PU-2017-1924

CVE-2017-5980

DLA-994-1

DSA-3878-1

MGASA-2017-0163

SUSE-SU-2017:1095-1

USN-3320-1

Affected Products

Alt Linux

Suse

Ubuntu

Zziplib

References · 64

• 🔥 https://blogs.gentoo.org/ago/2017/02/09/zziplib-null-pointer-dereference-in-zzip_mem_entry_new-memdisk-c · Exploit
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5977 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2017-5980 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-5980 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-5974 · Vendor Advisory
• https://errata.altlinux.org/ALT-PU-2017-1924 · Vendor Advisory
• https://osv.dev/vulnerability/DSA-3878-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2017-5980 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5979 · Security Note
• https://ubuntu.com/security/CVE-2017-5981 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-5975 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-5980 · Security Note
• https://ubuntu.com/security/CVE-2017-5979 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5981 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5975 · Security Note