MEDIUM
zziplib: NULL pointer dereference in zzip_mem_entry_new (memdisk.c)
Published Mar 1, 2017
5.5
MEDIUMCVSS 3.0
EPSS 1.28%
Description
The zzip_mem_entry_new function in memdisk.c in zziplib 0.13.62 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted ZIP file.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
5.5 MEDIUM NVD
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
1 other source (Red Hat) ▾
3.7 LOW Red Hat
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact Low
4.3 MEDIUM NVD
AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.28% 0.01284
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01284
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.28% (0.01284) | 69.06th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.28% (0.01284) | 66.25th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.24% (0.00236) | 44.55th | v4 (v2025.03.14) |
| Jul 20, 2024 | 1.01% (0.01011) | 83.88th | v3 (v2023.03.01) |
| Jul 13, 2024 | 1.01% (0.01011) | 83.88th | v3 (v2023.03.01) |
| Sep 3, 2023 | 1.01% (0.01011) | 81.86th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.50% (0.00504) | 72.80th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.14% (0.01136) | 59.45th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.14% (0.01136) | 34.23th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.30% (0.01300) | 31.12th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.30% (0.01300) | 0.00th | v1 |
Weaknesses (1)
References (8)
- http://blogs.gentoo.org/ago/2017/02/09/zziplib-null-pointer-dereference-in-zzip_mem_entry_new-memdisk-c/
- http://www.debian.org/security/2017/dsa-3878 vendor-advisoryx_refsource_DEBIAN
- http://www.securityfocus.com/bid/96268 vdb-entryx_refsource_BID
- https://access.redhat.com/security/cve/CVE-2017-5980 Vendor Advisory
- https://blogs.gentoo.org/ago/2017/02/09/zziplib-null-pointer-dereference-in-zzip_mem_entry_new-memdisk-c/ x_refsource_MISCExploitThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1422515 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2017-5980
- https://www.cve.org/CVERecord?id=CVE-2017-5980
| Link | Providers | Tags |
|---|---|---|
| http://blogs.gentoo.org/ago/2017/02/09/zziplib-null-pointer-dereference-in-zzip_mem_entry_new-memdisk-c/ | ||
| http://www.debian.org/security/2017/dsa-3878 | vendor-advisoryx_refsource_DEBIAN | |
| http://www.securityfocus.com/bid/96268 | vdb-entryx_refsource_BID | |
| https://access.redhat.com/security/cve/CVE-2017-5980 | Vendor Advisory | |
| https://blogs.gentoo.org/ago/2017/02/09/zziplib-null-pointer-dereference-in-zzip_mem_entry_new-memdisk-c/ | x_refsource_MISCExploitThird Party Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1422515 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2017-5980 | ||
| https://www.cve.org/CVERecord?id=CVE-2017-5980 |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Mar 1, 2017
Updated Aug 5, 2024
Reserved Feb 13, 2017
Link CVE-2017-5980
CISA Vulnrichment
Updated n/a